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Electronics, sensors, robotics kits, PC components, peripherals — everything Unik Systems carries, in one place.
AMD Ryzen 7 5800X3D Processor 10th Anniversary Edition with Carbice Ice Pad
[Processor] AMD Ryzen 7 5800X3D Processor 10th Anniversary Edition with Carbice Ice Pad The legendary gaming champion for socket AM4, featuring revolutionary AMD 3D V-Cache technology with a massive 96MB of L3 cache. This special 10th Anniversary Edition includes an ultra-high performance Carbice carbon-nanotube thermal Ice Pad for maximum heat transfer. ⭐ Key Features - 8 Cores and 16 Threads powered by Zen 3 architecture - 96MB of 3D V-Cache (100MB Total Cache) - Dramatically boosts gaming frame rates over standard Zen 3 CPUs - Includes authentic Carbice Ice Pad thermal interface material - Drops directly into existing AM4 motherboards with a BIOS update - Unlocked for memory tuning and precision boost undervolting 📋 Technical Specifications - Socket: AM4 - Core Count: 8 - Thread Count: 16 - Base Clock: 3.4 GHz - Boost Clock: Up to 4.5 GHz - L3 Cache: 96 MB - TDP: 105W - PCIe Version: PCIe 4.0 - Memory Support: DDR4-3200 (Supports higher via XMP/DOCP) 🎯 Applications - Ultimate AM4 gaming upgrade without replacing motherboard or RAM - Competitive simulation games (Microsoft Flight Sim, Assetto Corsa, Factorio) - High-FPS competitive esports 📦 Package Includes - 1 x AMD Ryzen 7 5800X3D Processor - 1 x Carbice Ice Pad Thermal Interface - 1 x 10th Anniversary Collector Badge & Certificate
UGREEN Powered 7-Port USB 3.0 Hub
Self-powered 7-port USB 3.0 hub. Includes 12V/4A adapter for stable high-current peripherals (external drives, capture cards).
Out of stockXbox Wireless Controller (Robot White)
Microsoft Xbox Wireless Controller, Bluetooth + Xbox Wireless, AA-powered.
Nextron Nforce AMD Radeon RX 580 8GB GDDR5 Graphics Card
[Graphics Card] Nextron Nforce AMD Radeon RX 580 8GB GDDR5 Dual Fan Gaming Graphics Card The Nextron Nforce RX 580 8GB delivers responsive, fluid 1080p gaming performance powered by AMD Polaris architecture. Equipped with 8GB of high-speed GDDR5 memory and a dual-fan thermal cooling solution with copper heat pipes. ⭐ Key Features - High-capacity 8GB GDDR5 video memory with 256-bit bus width - Dual 90mm cooling fans with multi-rib heat dissipation - Dual slot aerodynamic shroud design - AMD FreeSync technology support for tear-free gaming - DirectX 12 and Vulkan API hardware acceleration - Multiple display connectivity with HDMI, DisplayPort, and DVI-D 📋 Technical Specifications - GPU Engine: AMD Radeon RX 580 (Polaris 20) - Stream Processors: 2048 Cores - Core Clock: Up to 1284 MHz - Memory Clock: 7000 MHz effective - Memory Interface: 256-bit GDDR5 - Bus Type: PCI-Express 3.0 x16 - Video Outputs: 1x HDMI 2.0b, 3x DisplayPort 1.4, 1x Dual-Link DVI-D - Thermal Design Power (TDP): 150W - Power Connector: 1x 8-Pin PCIe - Recommended Power Supply: 450W minimum 🎯 Applications - Budget 1080p gaming (CS2, GTA V, Valorant, Apex Legends, Fortnite) - Multi-monitor workstation setups for trading and productivity - Affordable 3D rendering and graphic design rigs 📦 Package Includes - 1 x Nextron Nforce RX 580 8GB GDDR5 Graphics Card - 1 x Driver CD & Quick Installation Guide
MSI GeForce RTX 5050 GAMING OC 8GB GDDR6 Graphics Card
[Graphics Card] MSI GeForce RTX 5050 GAMING OC 8GB GDDR6 Graphics Card MSI's iconic GAMING series brings high performance, low-noise efficiency, and tight aesthetics that hardcore gamers have come to recognize and trust. Powered by TWIN FROZR 9 thermal design with TORX FAN 5.0 and Airflow Control. ⭐ Key Features - TWIN FROZR 9 Thermal Design - TORX Fan 5.0 with fan blades linked by outer ring arcs - Solid nickel-plated copper baseplate - Mystic Light RGB sync with custom lighting presets - MSI Center software for real-time hardware telemetry 📋 Technical Specifications - Memory: 8GB GDDR6 - Boost Clock: 2565 MHz (Extreme Performance) - Interface: PCI Express Gen 5 - Power Consumption: 130W (1x 8-pin) - Recommended PSU: 550W 📦 Package Includes - 1 x MSI GeForce RTX 5050 GAMING OC 8GB Graphics Card - 1 x Quick User Guide
SanDisk Optimus GX Pro 8100 1TB PCIe Gen5 x4 NVMe M.2 SSD
[Storage] SanDisk Optimus GX Pro 8100 1TB PCIe Gen 5x4 M.2 2280 NVMe SSD Next-generation PCIe 5.0 speed beast delivering up to 14,000 MB/s sequential read and 12,000 MB/s sequential write performance. Powered by 232-layer 3D TLC NAND and advanced multi-core controller with thermal throttling shield. ⭐ Key Features - Blistering speeds up to 14,000 MB/s Read / 12,000 MB/s Write - PCIe Gen5 x4 NVMe 2.0 interface - DirectStorage API acceleration for near-instant game loading - Dynamic SLC caching and DRAM cache buffer - 1,200 TBW endurance rating 📋 Technical Specifications - Form Factor: M.2 2280 - Interface: PCIe Gen 5.0 x4 - TBW: 1200 Terabytes Written - MTTF: 2.0 Million Hours 📦 Package Includes - 1 x SanDisk Optimus GX Pro 8100 1TB Gen5 NVMe SSD
Out of stockUSB 3.0 7-Port Powered Hub
7-port USB 3.0 hub with 12V/3A external power. Independent switches per port.
Out of stockUSB 2.0 4-Port Hub (Bus-Powered)
Compact bus-powered 4-port USB 2.0 hub for keyboards + mice + peripherals.
Digital USB Mobile Power Charging Current Voltage Tester Meter
[Ammeter and Voltmeter] Digital USB Mobile Power Charging Current Voltage Tester Meter The Digital USB Mobile Power Charging Current Voltage Tester Meter is a compact USB testing device designed to measure and display charging voltage and current in real time. It is useful for checking the power output of USB chargers, power banks and other USB-powered devices. ⭐ Key Features Precise current and voltage measurement Simultaneous voltage and current display Bright digital LCD display Straight USB connector design USB Type-A Male input and USB Type-A Female output Compact and lightweight Easy to connect and use Suitable for USB chargers and power banks Compatible with USB-powered devices 📋 Technical Specifications Product Name: Digital USB Mobile Power Charging Current Voltage Tester Meter Color: As per available stock Input Voltage: 3.5V–7.0V Output Voltage: 3.5V–7.0V Current Measurement Range: 0A–3A Voltage Accuracy: ±1% Current Accuracy: ±1% Display Type: Digital LCD Display Screen Size: 0.91 inch Data Display: Voltage and Current simultaneously Power Consumption: ≤0.1W Interface: USB Type-A Male (Input) / USB Type-A Female (Output) Measurement Frequency: 2 times per second Operating Temperature: 0°C–45°C Material: ABS Plastic Dimensions: 64 × 23 × 15mm Weight: 15g Compatibility: USB-powered devices 🔧 Applications Mobile charger testing USB charger testing Power bank testing USB power supply testing Mobile phone charging analysis USB device testing Electronics troubleshooting DIY electronics projects Checking charging voltage and current 🛠️ How to Use Insert the USB Type-A Male connector into the USB charger, power bank or USB power source. Connect the USB-powered device to the USB Type-A Female output. The digital display will show the voltage and charging current. Monitor the readings during charging or testing. 📦 Package Includes 1 × Digital USB Mobile Power Charging Current Voltage Tester Meter ⚠️ Important Notes Do not exceed the specified voltage and current measurement ranges. This tester is intended for USB/DC applications. Actual readings may vary depending on the charger, cable and connected device. Use within the specified operating temperature range.
KWS-MX18 10-in-1 USB Tester Digital LCD Voltage, Current & Power Meter
[Ammeter and Voltmeter] KWS-MX18 10-in-1 USB Tester – Digital LCD Voltage, Current & Power Meter The KWS-MX18 10-in-1 USB Tester is a compact multifunction digital testing instrument designed for monitoring and evaluating USB chargers, power banks, USB ports, mobile charging systems, and other DC power sources. It provides real-time measurement of voltage, current, power, capacity, energy, charging time, resistance, and internal temperature on its digital display. The tester supports a DC voltage range of 4–30V and current measurement up to approximately 5.1A, with power measurement up to 150W. It also provides capacity and energy monitoring, making it useful for checking the actual charging performance and capacity of USB power supplies and power banks. ⭐ Key Features 10-in-1 multifunction USB tester Digital LCD display Real-time voltage and current monitoring Measures power consumption Measures accumulated charging capacity Measures energy consumption Charging time measurement Charging resistance measurement Internal temperature measurement Positive and negative voltage measurement Stores measurement data in 9 groups Power-off memory function Compact and lightweight design Suitable for USB charger and power-bank testing Supports QC2.0 / QC3.0 according to available product information 📋 Technical Specifications Product Type: 10-in-1 USB Digital Tester Model: KWS-MX18 Input Voltage Range: DC 4–30V Current Measurement: 0–5.1A Power Measurement: 0–150W Capacity Measurement: 0–999999mAh Energy Measurement: 0–999999mWh Timing Range: 0–99 Hours Charging Resistance: 0–999.9Ω Internal Temperature: 0–80°C Positive Voltage Measurement: 0–10V Negative Voltage Measurement: 0–10V Memory Groups: 1–9 Display: Digital LCD Material: ABS Dimensions: Approximately 56.6 × 24.7 × 11.2mm Weight: Approximately 13.9g Input Connector: USB Output Connector: USB Function Button: Yes 🔍 10 Measurement Functions Voltage: 4–30V DC Current: 0–5.1A Power: 0–150W Capacity: 0–999999mAh Energy: 0–999999mWh Charging Time: 0–99 hours Charging Resistance: 0–999.9Ω Positive Voltage: 0–10V Negative Voltage: 0–10V Internal Temperature: 0–80°C 💾 Memory Function The KWS-MX18 can store charging measurement information in 9 separate memory groups. This allows you to compare charging capacity and energy measurements from different chargers or devices. The stored data can be viewed using the function button, and an individual memory group can be cleared by holding the button for approximately 3 seconds. 🔘 Button Functions Single Press: View stored measurement data from memory groups 1–9. Long Press: Clear the currently selected memory group. Double Press: Change the display page. Calibration: The device supports voltage and current calibration according to the supplied manual. 🔌 Applications USB Charger Testing Mobile Charger Testing Power Bank Testing USB Port Testing Mobile Phone Charging Analysis USB Cable Testing Power Supply Monitoring DC Power Measurement Electronics Troubleshooting DIY Electronics Projects Charger Performance Testing Battery Charging Analysis 🛠️ How to Use Connect the KWS-MX18 in-line between the USB power source and the USB-powered device. Once powered, the LCD displays the measured electrical parameters. You can use the function button to change display pages and access stored measurement data. It is particularly useful for comparing chargers, power banks, cables, and USB ports by monitoring actual voltage, current, power, capacity, and energy delivered. 📦 Package Includes 1 × KWS-MX18 10-in-1 USB Digital Tester ⚠️ Color Note: Color: White / Black Color will be shipped depending on stock availability. Any one color (White or Black) may be shipped based on available stock. Specific color cannot be guaranteed. ⚠️ Precautions Do not exceed the specified 30V DC input voltage. Do not exceed the specified current measurement range. Ensure correct USB connection direction before use. Keep the tester away from water and excessive moisture. Do not use it for measuring mains AC voltage. The device is intended for DC/USB power measurement. Actual measurement accuracy can depend on the connected source, load, cable, and operating conditions.
Black Plastic 3×18650 Battery Holder or Case Series Connection With Wire
[Lithium Battery Holder] Black Plastic 3×18650 Battery Holder – Series Connection The Black Plastic 3×18650 Battery Holder is designed to securely hold three 18650 lithium-ion battery cells in series configuration. It provides a convenient and organized way to mount 18650 cells for DIY battery packs, portable electronics, power supplies, LED projects, and other battery-powered applications. The holder is made from durable plastic and features mounting holes for secure installation using suitable screws. It is supplied with red and black connecting wires for convenient connection to an external circuit. ⭐ Key Features Designed for 3 × 18650 battery cells Series connection Black plastic construction Without cover Secure battery positioning Easy installation Built-in mounting holes Red and black connecting wires Suitable for DIY battery pack projects Compact and lightweight design 📋 Technical Specifications Product Type: 18650 Battery Holder Battery Capacity: 3 Cells Battery Type: 18650 Li-Ion Cell Configuration: 3S / Series Connection Nominal Output Voltage: Approximately 11.1V with 3.7V cells Fully Charged Voltage: Approximately 12.6V Material: Plastic Color: Black Cover: Without Cover Connection Wires: Red and Black Mounting: Screw Mount Mounting Holes: Yes Recommended Screw Size: Approximately 3mm Application: Battery Pack / Portable Electronics 🔌 Connection The three 18650 cells are connected in series, increasing the total voltage while maintaining the capacity of a single cell. With standard 3.7V nominal cells, the pack is approximately 11.1V nominal and 12.6V when fully charged. The red wire is the positive connection and the black wire is the negative connection. 🔧 Applications DIY 18650 Battery Packs 3S Lithium-Ion Battery Packs Portable Electronics LED Lighting Projects DIY UPS Projects Arduino Projects ESP8266 / ESP32 Projects Rechargeable Electronics Battery-Powered Devices Electronics Prototyping 📦 Package Includes 1 × 3×18650 Battery Holder / Case – Series Connection, Without Cover ⚠️ Precautions Use only compatible 18650 Li-Ion cells. Use three cells with matching capacity, chemistry, age, and charge condition. Use a suitable 3S BMS/protection and charging circuit. Do not mix damaged or mismatched cells. Check polarity carefully before installation. Do not short-circuit the battery terminals. Do not use damaged, swollen, or leaking cells. Ensure the holder and wiring are securely installed.
107 × 61mm 5V 180mA Mini Solar Panel Cell Module
[Solar Panel] ☀️ 107 × 61mm 5V 180mA Mini Solar Panel Cell Module (0.9W) 5V Output • 180mA Current • Polycrystalline Solar Cell • Compact & Lightweight • DIY Solar Projects The 107 × 61mm Mini Solar Panel Cell Module is a compact and efficient photovoltaic module designed to convert sunlight into clean and renewable electrical energy. Delivering a stable 5V output with a maximum current of 180mA, this solar panel is ideal for powering small electronic devices, battery charging circuits, educational projects, and DIY solar applications. Built using high-quality polycrystalline silicon solar cells, the panel provides efficient energy conversion with reliable performance under direct sunlight. Its compact size and lightweight construction make it easy to integrate into portable electronics, robotics, IoT devices, and renewable energy projects. Designed with a durable, weather-resistant construction, the module is suitable for both indoor demonstrations and outdoor applications. Pre-drilled mounting holes allow quick installation on enclosures, backpacks, models, and custom solar-powered devices. ⭐ Features High-efficiency polycrystalline solar panel Stable 5V DC output Maximum output current of 180mA Maximum power output of 0.9W Compact and lightweight design Efficient solar energy conversion Weather-resistant construction Pre-drilled mounting holes Easy integration into DIY projects Eco-friendly renewable energy source Maintenance-free operation Suitable for educational and hobby applications 📋 Technical Specifications Product Type: Mini Solar Panel Cell Module Panel Dimensions: 107 × 61 mm Cell Type: Polycrystalline Silicon Maximum Power Output: 0.9W Output Voltage: 5V DC Maximum Output Current: 180mA Conversion Efficiency: Approx. 17% Operating Temperature: -40°C to +85°C Storage Temperature: -40°C to +85°C Construction: Waterproof, Weather-Resistant Mounting: Pre-Drilled Mounting Holes Material: High-Quality Polycrystalline Silicon Weight: Approx. 16g 🔧 Applications Suitable for: DIY Solar Projects Solar Battery Chargers Mobile Charging Projects Arduino Projects ESP32 Projects Raspberry Pi Accessories Robotics IoT Devices Solar Garden Lights Educational Science Experiments Portable Electronics Renewable Energy Demonstrations Emergency Backup Projects Small DC Power Applications 📦 Package Includes 1 × 107 × 61mm 5V 180mA Mini Solar Panel Cell Module ⚠️ Note Output voltage and current depend on sunlight intensity, panel angle, and environmental conditions. For battery charging applications, use a suitable charge controller or charging module. Designed for low-power electronic projects and educational use. Product appearance and dimensions may vary slightly depending on the manufacturing batch.
XH-W1219 12V Digital Temperature Controller Module with Dual LED Display & Waterproof NTC Sensor
[Relay Module, Temperature Sensor] 🌡️ XH-W1219 12V Digital Temperature Controller Module with Dual LED Display & Waterproof NTC Sensor Dual LED Display • 12V DC Operation • 10A Relay Output • Heating & Cooling Modes • Waterproof NTC Sensor The XH-W1219 12V Digital Temperature Controller Module is a high-precision thermostat controller designed for automatic temperature monitoring and control in heating and cooling applications. Powered by 12V DC, this module features a dual LED display that simultaneously shows the current temperature and set temperature, making operation more convenient than the popular W1209 controller. Equipped with a waterproof NTC 10K temperature sensor, the XH-W1219 accurately measures temperatures from -50°C to +110°C. The onboard 10A relay output can directly control heaters, cooling fans, pumps, compressors, and other electrical loads within its rated capacity. The module is based on a Nuvoton microcontroller, which stores all settings in non-volatile memory, ensuring that user configurations are retained even after power loss. It supports both Heating (H) and Cooling (C) modes, adjustable hysteresis, temperature calibration, delay start, and high-temperature alarm functions. Ideal for incubators, aquariums, refrigeration systems, greenhouse automation, HVAC equipment, battery temperature monitoring, and industrial automation, the XH-W1219 provides reliable and accurate temperature control in a compact module. ⭐ Features Dual LED display for simultaneous temperature and setpoint display Operates on 12V DC High-accuracy waterproof NTC 10K temperature sensor Temperature control range from -50°C to +110°C Supports Heating and Cooling modes Built-in 10A relay output Adjustable temperature hysteresis Temperature calibration function Adjustable relay delay start High-temperature alarm function Stores settings in non-volatile memory Easy configuration using three push buttons High measurement accuracy (0.1°C resolution) Based on a Nuvoton MCU Compact PCB design with mounting holes 📋 Technical Specifications Product Type: Digital Temperature Controller Module Model: XH-W1219 Operating Voltage: 12V DC Display: Dual 3-Digit LED (Current Temperature & Set Temperature) Temperature Sensor: Waterproof NTC 10K Thermistor Temperature Control Range: -50°C to +110°C Temperature Resolution: 0.1°C Temperature Calibration: -10°C to +10°C Relay Output: 10A (Maximum) Relay Contact Rating: Up to 120VAC 10A / 14VDC 10A Control Modes: Heating (H) / Cooling (C) Hysteresis Setting: 0.1°C to 30°C Delay Start: 0–10 Minutes High Temperature Alarm: -49°C to +110°C Memory: Non-Volatile Parameter Storage Controller: Nuvoton MCU Dimensions: Approx. 60 × 44 × 17 mm Weight: Approx. 22 g (may vary slightly by manufacturer) ⚙️ Parameter Functions Parameter Description P0 Heating (H) / Cooling (C) Mode Selection P1 Temperature Hysteresis (Return Difference) P2 Maximum Temperature Limit P3 Minimum Temperature Limit P4 Temperature Calibration P5 Relay Delay Start (0–10 Minutes) P6 High Temperature Alarm Setting 🔧 Applications Suitable for: Egg Incubators Aquarium Temperature Control Greenhouse Automation Refrigeration Systems Cooling Fans Heating Elements Water Heaters HVAC Systems Fermentation Equipment Battery Temperature Monitoring Industrial Automation Laboratory Equipment DIY Electronics Smart Home Projects Arduino & Raspberry Pi Projects (Relay Interface) 📦 Package Includes 1 × XH-W1219 12V Digital Temperature Controller Module 1 × Waterproof NTC 10K Temperature Sensor ⚠️ Note Operates only on 12V DC. The relay output is rated for 10A maximum. For higher-power loads, use an external contactor or relay. Sensor cable can be extended if required using appropriate wiring. Product appearance or PCB color may vary slightly depending on the manufacturing batch.
110 × 69mm 5V 180mA Mini Solar Panel Cell Module
[Solar Panel] ☀️ 110 × 69mm 5V 180mA Mini Solar Panel Cell Module (0.9W) 5V Output • 180mA Current • 0.9W Power • Polycrystalline Solar Cell • Compact & Lightweight The 110 × 69mm 5V 180mA Mini Solar Panel Cell Module is a compact and efficient photovoltaic module designed to convert sunlight into clean, renewable electrical energy. Delivering a stable 5V output with a maximum current of 180mA, this solar panel is ideal for powering low-power electronic devices, DIY solar projects, battery charging applications, and educational experiments. Built using high-quality polycrystalline silicon solar cells, the module offers efficient energy conversion while maintaining reliable performance under sunlight. Its lightweight construction and compact dimensions make it easy to integrate into portable devices, robotics projects, solar-powered gadgets, and outdoor applications. Designed for durability, the panel features a weather-resistant construction suitable for outdoor use. With pre-drilled mounting holes, installation is quick and convenient for a wide range of renewable energy projects. ⭐ Features High-efficiency polycrystalline solar panel Stable 5V DC output Maximum output current of 180mA Maximum power output of 0.9W Compact size for portable projects Lightweight and easy to install Weather-resistant construction Pre-drilled mounting holes Suitable for outdoor applications Eco-friendly renewable energy source No external power source required Ideal for educational and DIY projects 📋 Technical Specifications Product Type: Mini Solar Panel Cell Module Cell Type: Polycrystalline Silicon Maximum Power Output: 0.9W Output Voltage: 5V DC Maximum Output Current: 180mA Panel Dimensions: 110 × 69 mm Operating Temperature: -40°C to +85°C Storage Temperature: -40°C to +85°C Construction: Weather-Resistant Connector: None (Solder Wire Connection) Weight: Approximately 15g 🔧 Applications Suitable for: DIY Solar Projects Solar Battery Chargers Mobile Phone Charging Projects Arduino Projects ESP32 & ESP8266 Projects Raspberry Pi Accessories Robotics Projects Solar Garden Lights Educational Science Experiments IoT Devices Portable Electronic Devices Renewable Energy Demonstrations Emergency Backup Power Projects Small DC Loads 📦 Package Includes 1 × 110 × 69mm 5V 180mA Mini Solar Panel Cell Module ⚠️ Note Output voltage and current depend on sunlight intensity and panel orientation. For battery charging applications, use a suitable solar charge controller or charging module. This panel is intended for low-power applications and may not provide sufficient power under low-light conditions. Product appearance may vary slightly depending on the manufacturing batch.
ESP32-C3 Super Mini Development Board With Headers Pins
[ESP Modules] Ultra Compact • Wi-Fi & BLE 5.0 • USB Type-C • Perfect for IoT & Embedded Projects The ESP32-C3 Super Mini Development Board is a compact, feature-rich development board built around the powerful ESP32-C3 SoC from Espressif. Powered by a 32-bit RISC-V single-core processor running at up to 160MHz, it combines 2.4GHz Wi-Fi, Bluetooth 5.0 Low Energy (BLE), and low-power operation in an ultra-small form factor. Designed for IoT, smart home, wireless communication, automation, and embedded system development, the ESP32-C3 Super Mini offers 4MB Flash memory, 400KB SRAM, multiple GPIOs, ADC, PWM, UART, SPI, and I2C interfaces for connecting sensors, displays, relays, and other peripherals. The onboard USB Type-C interface simplifies programming and power supply, while the built-in USB-to-Serial functionality enables quick firmware uploading without requiring additional programmers. Fully compatible with Arduino IDE, ESP-IDF, PlatformIO, and MicroPython, it is suitable for beginners, students, makers, and professional developers. Its ultra-compact breadboard-friendly design makes it ideal for portable and space-constrained projects where performance, wireless connectivity, and energy efficiency are essential. Note: Programming, software configuration, driver installation, firmware flashing, and coding-related issues are not covered under return or replacement. Users are expected to troubleshoot software-related issues independently. ⭐ Features Powerful ESP32-C3 32-bit RISC-V processor CPU frequency up to 160MHz Built-in 2.4GHz Wi-Fi (802.11 b/g/n) Integrated Bluetooth 5.0 Low Energy (BLE) Ultra-compact Super Mini design Breadboard-friendly layout USB Type-C interface for programming and power 4MB onboard Flash memory 400KB SRAM Multiple GPIO, ADC, PWM, UART, SPI & I2C interfaces Low power consumption with Deep Sleep mode Onboard programmable LED Compatible with Arduino IDE, ESP-IDF, PlatformIO & MicroPython Ideal for IoT, automation, robotics, and wireless applications 📋 Technical Specifications Product Type: Development Board Board Model: ESP32-C3 Super Mini Microcontroller: ESP32-C3 Processor Architecture: 32-bit RISC-V CPU Frequency: Up to 160MHz Core: Single Core Flash Memory: 4MB SRAM: 400KB Wi-Fi Standard: IEEE 802.11 b/g/n (2.4GHz) Bluetooth: Bluetooth 5.0 Low Energy (BLE) Operating Voltage: 3.3V Input Voltage: 5V via USB Type-C or 3.3V External USB Interface: USB Type-C GPIO: Multiple Digital GPIO Pins Analog Input: Up to 6 ADC Channels PWM: Supported UART: Supported SPI: Supported I2C: Supported USB-to-Serial: Onboard Onboard LED: User Programmable (GPIO8) Power Consumption: Ultra Low (Deep Sleep ≈ 43µA) Dimensions: Approx. 22.5 × 18 mm Headers: Pre-Soldered 🔧 Applications Suitable for: Internet of Things (IoT) Smart Home Automation Wireless Sensor Networks Home Automation Systems Bluetooth Low Energy Devices Wi-Fi Enabled Controllers Robotics Projects Data Logging Systems Remote Monitoring Industrial Automation Portable Embedded Devices Educational Learning DIY Electronics Projects Wearable Electronics Rapid Prototyping 📦 Package Includes 1 × ESP32-C3 Super Mini Development Board Pin Headers ⚠️ Note Programming, firmware installation, software configuration, and driver-related issues are not covered under warranty, return, or replacement. Please verify board compatibility and install the appropriate development environment before programming. Soldered and non-soldered header pin depend on stock
10-in-1 USB & Type-C Digital Tester – IPS Voltmeter, Ammeter, Impedance & Capacity Meter
[Ammeter and Voltmeter] The 10-in-1 USB & Type-C Digital Power Tester is a multifunction USB measurement instrument developed for engineers, technicians, hobbyists, and electronics enthusiasts. It accurately monitors USB charging performance while providing comprehensive electrical measurements for USB-A and USB Type-C devices. Equipped with a bright IPS true-color LCD display, the tester simultaneously displays ten important charging parameters including Voltage, Current, Power, Capacity (mAh), Energy (mWh), Cable Resistance, Temperature, Charging Time, D+ Voltage, and D− Voltage. The tester features both USB-A and USB Type-C input/output interfaces, allowing compatibility with traditional USB chargers as well as modern USB-C Power Delivery devices. It supports testing of fast chargers, mobile phones, tablets, laptops, power banks, USB cables, and various USB-powered electronics. With support for measurements up to 150W and 5A, this tester is suitable for high-power USB-C PD chargers while consuming less than 20mA of operating current. Built-in control buttons allow users to switch display modes, perform fast-charge diagnostics, and manage measurement functions easily. Its compact design makes it an excellent tool for electronics repair, charger verification, cable testing, battery capacity measurement, laboratory work, and DIY electronics projects. 🔹 Key Features Dual Interface: USB-A & USB Type-C Input/Output Supports USB PD and Fast Charging IPS Full Color LCD Display Measures Voltage, Current and Power Capacity (mAh) & Energy (mWh) Measurement Cable Resistance (Impedance) Measurement Internal Temperature Monitoring USB D+ / D− Voltage Detection Charging Timer Function High Accuracy Measurement Low Self Power Consumption Compact Portable Design Easy Operation with Dedicated Function Buttons 🔹 Technical Specifications Product Type: USB Digital Power Tester Display: IPS True Color LCD Input Interface: USB-A / USB Type-C Output Interface: USB-A / USB Type-C Maximum Power Measurement: 150W Maximum Current: 5A Voltage Measurement: USB Standard & USB-C PD Power Measurement Range: 0–150W Current Measurement: Up to 5A Capacity Measurement: mAh Energy Measurement: mWh Impedance Measurement Range: 1–999.9Ω Temperature Measurement: 0°C to 80°C USB D+ Voltage Range: 0–2.99V USB D− Voltage Range: 0–2.99V Timer Range: 999 Hours 59 Minutes Refresh Rate: Approximately 500ms Self Power Consumption: <20mA Operating Buttons: Mode / Power Dimensions: 76.9 × 38 × 11 mm 🔹 Applications This USB tester is suitable for: USB charger testing USB-C PD charger testing Power bank capacity testing Mobile charger verification Fast charging protocol diagnostics USB cable resistance testing Laptop USB-C charger testing Electronics repair DIY electronics projects Laboratory measurements Battery charging analysis Quality inspection of USB power supplies 🔹 Package Includes 1 × 10-in-1 USB & Type-C Digital Power Tester 🔹 Frequently Asked Questions (FAQ) What does "10-in-1" mean? It measures ten important parameters: Voltage, Current, Power, Capacity, Energy, Impedance, Temperature, Charging Time, D+ Voltage, and D− Voltage. Does it support both USB-A and USB Type-C? Yes. It features both USB-A and USB Type-C input and output interfaces. What is the maximum power it can measure? Up to 150W. What is the maximum current supported? Up to 5A. Can it test USB-C laptop chargers? Yes. It supports high-power USB-C PD chargers up to 150W. Can it measure charging cable quality? Yes. It measures cable impedance from 1Ω to 999.9Ω. Does it display temperature? Yes. It includes an internal temperature sensor with a range of 0°C to 80°C. Does it require batteries? No. It is powered directly from the connected USB source. Can it measure power bank capacity? Yes. It records charging capacity in mAh and mWh. Does it support fast charging protocols? Yes. It can monitor USB D+ and D− voltages, helping identify fast charging protocol handshakes.
702025 3.7V 400mAh rechargeable Battery for Drone, Toys, Gaming, Robotics bluetoorh Headset, Bluetooth Speaker
[LiPo Cell] The 702025 3.7V 400mAh Rechargeable Lithium Polymer Battery is a compact and high-performance power source designed for portable electronic devices requiring lightweight and reliable energy storage. Built using advanced Lithium Polymer (Li-Po) technology, it provides high energy density, low self-discharge, and consistent output voltage. In addition, the battery delivers a nominal voltage of 3.7V with a capacity of 400mAh, making it suitable for powering compact electronic devices and embedded systems. As a result, it is widely used in drones, Bluetooth speakers, Bluetooth headsets, wireless gaming accessories, robotics, GPS devices, wearable electronics, and DIY battery-powered projects. Because of its slim profile and lightweight construction, the battery can be easily integrated into space-constrained applications. Furthermore, it supports multiple charge and discharge cycles while maintaining stable performance and long service life. The battery includes a pre-attached connector with insulated leads for quick installation and safe operation. Moreover, its rechargeable design makes it an economical and environmentally friendly power solution. ⚠️ Note: Charge the battery only with a compatible 3.7V Lithium Polymer battery charger or BMS protection circuit. 🔹 Key Features Rechargeable Lithium Polymer (Li-Po) battery High energy density Compact and lightweight design Stable 3.7V output Long charge/discharge cycle life Low self-discharge rate Pre-attached connection wires Suitable for portable electronic devices Reliable and safe performance Ideal for DIY electronics projects 🔹 Technical Specifications Battery Type: Lithium Polymer (Li-Po) Model: 702025 Nominal Voltage: 3.7V Full Charge Voltage: 4.2V Capacity: 400mAh Battery Dimensions: Approx. 7 × 20 × 25 mm Rechargeable: Yes Protection Circuit: Yes Charging Method: CC/CV (Constant Current / Constant Voltage) Operating Temperature: -10°C to +60°C Weight: Approximately 6–7g 🔹 Applications This battery is suitable for: Mini drones RC toys Bluetooth headsets Bluetooth speakers Wireless gaming controllers Robotics projects GPS trackers Wearable electronics DIY electronic devices Portable rechargeable products
Micro USB 5V 1A Step-Up Boost Converter Power Bank Charging Module for 3.7V Lithium Battery
[Li-ion Rechargeable Battery Charger, Lithium Battery Protection Board] The Micro USB 5V 1A Step-Up Boost Converter Power Bank Charging Module is a versatile and reliable solution for building portable power banks and battery-powered electronic projects. Designed for use with a single 3.7V lithium-ion battery, the module integrates battery charging, protection circuitry, and a high-efficiency boost converter on a single compact PCB. In addition, the onboard boost converter efficiently converts the battery voltage to a regulated 5V USB output, making it suitable for charging smartphones, microcontroller projects, portable gadgets, and USB-powered devices. As a result, users can create compact and dependable portable power solutions with minimal external components. Because of its integrated protection functions, the module safeguards the battery against overcharging, over-discharging, and short circuits. Furthermore, LED status indicators provide clear visual feedback regarding charging and operating conditions. The compact design allows easy integration into custom battery packs, DIY power banks, portable electronics, and embedded systems. Moreover, the Micro USB charging interface ensures compatibility with widely available charging cables and adapters. 🔹 Key Features Micro USB charging interface Integrated lithium battery charging circuit Built-in 5V step-up boost converter Stable 5V USB output Supports single-cell 3.7V lithium-ion batteries Overcharge protection Over-discharge protection Short-circuit protection High conversion efficiency LED charging status indicators Compact and lightweight design 🔹 Technical Specifications Product Type: Power Bank Charging Module Charging Interface: Micro USB Input Voltage: 3.7V Lithium Battery Output Voltage: 5V USB Standard Maximum Output Current: 1A Supported Battery Type: Single Cell Lithium-Ion Battery (3.7V) Efficiency: Up to 92% Quiescent Current: Less than 100µA Charging Protection: Overcharge, Over-discharge, Short Circuit Protection Overcharge Protection Voltage: 4.2V Over-discharge Protection Voltage: 2.5V Charging Cut-off Current: 50mA Module Dimensions: Approx. 36mm × 17mm × 7mm PCB Thickness: 1.6mm Operating Temperature: -40°C to +85°C Status Indication: LED Charging Indicators 🔹 Applications This charging module is suitable for: DIY power banks Portable USB chargers Lithium battery projects Arduino power supplies ESP32 and IoT devices Portable electronics Rechargeable battery systems USB-powered gadgets 🔹 Package Includes 1 × Micro USB 5V 1A Step-Up Boost Converter Lithium Battery Charging and Protection Module
3.7V BMS 1S 2A 18650 Lithium Battery Protection Board
[Lithium Battery Protection Board] The 1S 3.7V Lithium Battery Protection Board (BMS/PCM) is a compact battery management module designed specifically for single-cell lithium-ion batteries such as 18650, 14500, and similar 3.7V rechargeable cells. It continuously monitors battery voltage and current to ensure safe charging and discharging operations. In addition, the module provides multiple layers of protection including overcharge, over-discharge, overcurrent, and short-circuit protection. As a result, it helps extend battery life and improves the safety of battery-powered devices. Because of its compact size, the protection board can be easily integrated into DIY battery packs, portable electronics, LED lighting systems, and rechargeable battery projects. Furthermore, the board uses nickel-strip compatible terminals for easy battery pack assembly. The protection circuit is designed for long-term reliable operation and helps prevent damage caused by improper charging or excessive current draw. Moreover, it offers high voltage detection accuracy for improved battery management performance. ⚠️ Note: This protection board is designed for 3.7V Lithium-Ion batteries only and is not suitable for LiFePO4 batteries. 🔹 Key Features Single-cell (1S) lithium battery protection board Suitable for 18650 lithium-ion batteries Overcharge protection Over-discharge protection Overcurrent protection Short-circuit protection High voltage detection accuracy Compact and lightweight design Easy installation and integration Long operational life 🔹 Pin Configuration B+ : Battery Positive Terminal B- : Battery Negative Terminal P+ : Charge / Discharge Positive Terminal P- : Charge / Discharge Negative Terminal 🔹 Technical Specifications Product Type: Lithium Battery Protection Module (BMS/PCM) Battery Configuration: 1S (Single Cell) Compatible Battery Type: 3.7V Lithium-Ion (18650, 14500, etc.) Operating Voltage Range: 3.2V – 4.2V Overcharge Detection Voltage: 4.25 ± 0.05V Overcharge Release Voltage: 4.23 ± 0.05V Over-discharge Detection Voltage: 2.54 ± 0.1V Continuous Charge Current: 2A Continuous Discharge Current: 2A Maximum Supported Current: 2A – 5A Protection Functions: Overcharge, Over-discharge, Overcurrent, Short Circuit Terminal Type: Nickel Strip Compatible Board Life Expectancy: More than 20,000 Operating Hours 🔹 Applications This protection board is suitable for: 18650 battery packs Rechargeable lithium battery projects DIY power banks Portable electronics LED lighting systems Battery-powered devices Robotics projects Arduino and ESP32 power systems 🔹 Important Notes Not suitable for LiFePO4 batteries Not recommended for high-current motors above 4A Not suitable for electric bicycles or high-power battery packs Ensure correct polarity during installation Use only with compatible lithium-ion cells 🔹 Package Includes 1 × 1S 3.7V 2A Lithium-Ion Battery Protection Board (BMS/PCM)
3V 100mA LED Filament 45mm COB Edison Bulb Filament
[COB LED] The 3V 100mA LED Filament 45mm is a flexible COB LED light source designed for decorative lighting, Edison bulb restoration, DIY lamps, and creative illumination projects. Available in a variety of colors, it delivers bright and uniform light output while maintaining low power consumption. In addition, the filament provides 360-degree illumination, closely replicating the appearance of traditional Edison-style incandescent filaments. As a result, it is widely used in decorative bulbs, custom lighting fixtures, model lighting, art installations, and creative electronics projects. Because of its flexible substrate design, the filament can be slightly bent to fit custom enclosures and unique lighting arrangements. Furthermore, it produces minimal heat during operation, making it safe for compact and enclosed lighting applications. The advanced COB LED structure ensures consistent brightness, excellent efficiency, and long service life. Moreover, the solderable metal terminals allow quick integration into DIY electronics and lighting projects. 🔹 Key Features Available in multiple colors Bright and uniform light output COB LED filament design Low power consumption Excellent energy efficiency Minimal heat generation 360° illumination pattern Lightweight and compact structure Easy solderable metal terminals Long operational life 🔹 Technical Specifications Product Type: COB LED Filament Operating Voltage: 2.8V to 3.2V DC Rated Voltage: 3V DC Forward Current: 100mA (Maximum) Power Consumption: Approximately 0.3W Brightness: Approximately 80–100 Lumens per Watt Filament Type: COB (Chip-on-Board) LED Filament Base Material: Flexible Polymer Substrate Connection Type: Solderable Metal End-Caps led Length: 45mm Total Length: 55mm Filament Diameter: Approximately 2.0mm Terminal Size: Approximately 2mm × 2mm Weight: Less than 1g Available Colors: Warm White, Cool White, Red, Blue, Green (subject to availability) 🔹 Mechanical Specifications Filament construction Durable polymer substrate Highly resistant to mechanical shock Lightweight design Easy soldering connection terminals Suitable for custom lamp and lighting assemblies 🔹 Applications This LED filament is suitable for: Edison bulb repair and replacement Decorative LED lamps Custom lighting fixtures Battery-powered lighting projects Art installations Scale models and dioramas Display and showcase lighting Wearable electronics DIY electronics projects Creative lighting applications 🔹 Package Includes 1 × 3V 100mA LED Filament 38mm (Selected Color)
Black Latching Mini ON/Off Switch Self-Lock Micro Push Button Switch DC 30V 1A for Light Lamp Wall Outlet DIY SMD Flashlight
[Mechanical Switches] The Black Oval Self-Lock Tactile Switch is a compact and durable push button switch designed for low-voltage electronic control applications. It features a self-locking ON/OFF mechanism, allowing the switch to remain in position until pressed again. In addition, the switch uses an SPST (Single Pole Single Throw) configuration for simple and reliable switching operation. As a result, it is suitable for portable electronic devices, LED lighting systems, flashlights, and DIY electronics projects. Because of its compact oval-shaped design, the switch fits easily into small electronic enclosures and space-limited devices. Furthermore, the durable internal mechanism ensures stable operation and long service life. The switch is rated for 1A at 30V DC, making it ideal for battery-powered circuits and low-power applications. Moreover, the tactile push operation provides smooth switching feedback during use. This self-lock tactile switch is commonly used in flashlights, portable devices, DIY electronics, LED control systems, and electronic repair projects. 🔹 Key Features Oval-shaped self-lock tactile switch SPST switching configuration Push ON / Push OFF operation Compact and lightweight design Durable and long-lasting construction Smooth tactile switching response Suitable for low-voltage DC applications Easy installation for DIY projects 🔹 Technical Specifications Product Type: Self-Lock Tactile Switch Switch Shape: Oval Operation Type: Self-Locking Switching Mode: Push ON / Push OFF Contact Configuration: SPST Rated Voltage: 30V DC Rated Current: 1A Switch Dimensions: 12mm × 8mm Plate Length: 8mm Insulation Resistance: 100MΩ Operating Force: 2.55 ± 0.69N Body Material: Plastic + Metal Button Color: Black 🔹 Applications This tactile push switch is suitable for many electronic applications, including: LED flashlights DIY electronics projects Portable electronic devices LED lighting systems Small control circuits Electronic repair projects Battery-powered devices Low-voltage switching systems 🔹 Package Includes 1 × Black Oval Self-Lock Tactile Push Button Switch
TP4056 1A Li-Ion Lithium Battery Charging Module with Micro USB 3.7V Charger Board
[Li-ion Rechargeable Battery Charger, Lithium Battery Protection Board] The TP4056 1A Li-Ion Lithium Battery Charging Module – Micro USB is a compact and efficient charging board designed for charging single-cell 3.7V lithium-ion and lithium polymer batteries. It features an onboard Micro USB connector, allowing direct charging from USB power sources such as computers, adapters, and power banks. In addition, the module supports external power input through the IN+ and IN- pads, making it suitable for custom battery charging applications and DIY electronics projects. As a result, users can easily integrate the module into portable devices and battery-powered systems. Because of its compact size and lightweight design, the TP4056 module is ideal for space-limited applications. Furthermore, the onboard charging management IC provides stable charging performance with high accuracy and reliable battery protection. The charging current is set to 1A by default, but it can also be adjusted by changing the onboard programming resistor. Moreover, the module includes dual LED indicators for charging status and full-charge indication. This charging module is widely used in power banks, DIY battery chargers, portable electronics, IoT devices, robotics systems, and rechargeable battery projects. 🔹 Key Features TP4056 lithium battery charging IC Onboard Micro USB input interface Suitable for 3.7V Li-Ion and LiPo batteries Default 1A charging current Adjustable charging current support Dual LED charging status indicators Compact and lightweight design High charging accuracy and stable performance Easy integration into DIY projects 🔹 Technical Specifications Product Type: Lithium Battery Charging Module Charging IC: TP4056 Input Interface: Micro USB Input Voltage: 5V DC Battery Type: 3.7V Li-Ion / LiPo Battery Default Charging Current: 1A Adjustable Current Range: 100mA – 1000mA Charging Method: Constant Current / Constant Voltage Charging Indicators: Charging LED & Full Charge LED Mounting Type: PCB Module Body Material: FR4 PCB 🔹 Applications This TP4056 charging module is suitable for many electronic applications, including: DIY power banks Rechargeable battery projects Portable electronics Robotics systems IoT devices Battery charging circuits Arduino projects DIY electronics projects 🔹 Package Includes 1 × TP4056 1A Li-Ion Lithium Battery Charging Module – Micro USB
Type-C USB 5V 2A Step-Up Boost Converter with USB Charger
[Li-ion Rechargeable Battery Charger, Step UP Buck Converter] Build your own portable power solutions with the Type-C USB 5V 2A Step-Up Boost Converter Power Bank Module — a compact and efficient charging solution designed for DIY power banks and USB-powered devices. This versatile module supports battery charging and 5V boost output, allowing you to convert battery voltage into a stable 5V USB output for powering smartphones, microcontrollers, and other USB devices. Equipped with a Type-C input, high-efficiency boost circuit, and intelligent power management, this module ensures reliable performance, fast charging, and safe operation. It also supports simultaneous charging and discharging, making it perfect for uninterrupted power supply applications. Key Features 🔋 2-in-1 Charging + Boost ModuleCharge your lithium battery while simultaneously providing a stable 5V output. ⚡ Stable 5V 2A OutputDelivers consistent power for USB devices like smartphones, Arduino, ESP32, and more. 🔌 Type-C USB InputModern and widely compatible input for easy charging (5V–5.5V). 🔄 High Efficiency Boost Conversion (Up to 92.5%)Minimizes power loss and improves battery life. 🧠 Smart Power ManagementAutomatically controls charging cycles, output switching, and battery protection. 🔘 External Button Control Support Short press: Turn ON output & display Double press: Turn OFF output 🔧 DIY Friendly DesignIncludes USB-A solder pads for custom builds and integrations. Working Functions 🔹 Auto shutdown when load current < 50mA🔹 Auto stop charging when current drops to 100mA🔹 Auto recharge when battery voltage < 4.1V🔹 Pre-charge mode below 2.8V (180mA safe charging)🔹 Supports charging while discharging Specifications Specification Description Input Voltage 5V – 5.5V (Type-C USB) Charging Cut-off Voltage 4.2V / 4.35V ±0.5% Charging Current 2.4A ±5% Boost Output Voltage 5V – 5.15V Output Current Up to 2A Efficiency Up to 92.5% Output Ripple 100mV Quiescent Current 30µA Material Metal + Plastic Applications 🔋 DIY Power Banks📱 Mobile Charging Projects🔧 Arduino / ESP32 Power Supply🔌 USB Device Power Modules🚗 Portable Electronics🧪 Embedded Systems & Prototyping Package Includes 1 × Type-C USB 5V 2A Step-Up Boost Converter Power Bank Module
Out of stock1.3 Inch I2C IIC 128×64 OLED Display Module – White
[LED/LCD Display Module] The 1.3 Inch I2C 128×64 OLED Display Module is a compact, high-contrast display designed for Arduino, ESP32, NodeMCU, Raspberry Pi, and other microcontroller-based projects. This module uses OLED (Organic Light Emitting Diode) technology, providing bright white pixels with excellent contrast and wide viewing angles. Powered by the SSH1106 controller chip, the display offers smooth graphics rendering and reliable performance. With a resolution of 128×64 pixels, it can display text, graphics, icons, and sensor data clearly even in small embedded systems. The module communicates using the I2C (IIC) interface, requiring only 4 pins (VCC, GND, SDA, SCL), which helps save valuable GPIO pins on your microcontroller. It operates within a voltage range of 3.3V to 5V, making it compatible with most development boards. Unlike traditional LCD displays, OLED displays do not require a backlight because each pixel emits its own light. This results in lower power consumption, better contrast, and faster response times. Due to its compact size, lightweight design, and simple wiring, the display module is ideal for IoT devices, sensor monitors, battery indicators, portable electronics, robotics projects, and DIY electronics applications. ⭐ Features 1.3 Inch OLED Display Module 128 × 64 pixel resolution White pixel display SSH1106 display controller I2C / IIC communication interface Requires only 4 pins High contrast and wide viewing angle Low power consumption Compatible with Arduino, ESP32, NodeMCU, Raspberry Pi Ideal for embedded and IoT projects 🔧 Technical Specifications Display Size: 1.3 inch Resolution: 128 × 64 pixels Controller Chip: SSH1106 Display Area: 34.5 × 19 mm Interface Type: IIC / I2C Pixel Color: White Driving Voltage: 3.3V – 5V Operating Temperature: -40°C to 70°C Physical Dimensions Length: 35.5 mm Width: 33.5 mm Height: 4 mm Weight: 7 g 📦 Package Includes 1 × 1.3 Inch 128×64 OLED Display Module (White)