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Electronics, sensors, robotics kits, PC components, peripherals — everything Unik Systems carries, in one place.
Lenovo IdeaPad Slim 3 (i5-12450H, 16 GB)
15" FHD IPS. Intel Core i5-12450H, 16 GB DDR4, 512 GB SSD. Backlit keyboard. Solid budget productivity laptop.
HP Pavilion 15 (Ryzen 5, 16 GB, 512 GB)
15.6" FHD IPS laptop. Ryzen 5 7530U, 16 GB DDR4, 512 GB NVMe. Daily driver for office + light editing.
Only 2 leftASUS ROG Strix G16 (i7-13650HX, RTX 4060)
16" QHD+ 240 Hz gaming laptop. Core i7-13650HX, RTX 4060 8 GB, 16 GB DDR5, 1 TB NVMe.
Only 1 leftMSI Stealth 15 (i7, RTX 4070)
Slim 15" gaming laptop. Core i7-13620H, RTX 4070 8 GB, 32 GB DDR5, 1 TB NVMe. Travels well.
Apple MacBook Air M2 (8 GB / 256 GB)
Apple M2 silicon, 13.6" Liquid Retina, 8 GB unified memory, 256 GB SSD. Fanless, all-day battery.
Only 2 leftApple MacBook Pro 14" M3 (16 GB / 512 GB)
14" Liquid Retina XDR (mini-LED, 120 Hz). M3 SoC, 16 GB unified memory, 512 GB SSD. Workstation-class for content creators.
Only 2 leftApple iPad Pro 11" (M4, Wi-Fi, 256 GB)
Tandem OLED display, M4 chip, 256 GB. Pencil Pro and Magic Keyboard sold separately.
Out of stockRazer Edge 5G Handheld Gaming Tablet
Snapdragon G3x Gen 1, 6.8" 144Hz AMOLED, Kishi V2 Pro controller bundled.
Out of stockSanDisk Ultra microSDHC 32 GB (Class 10)
32 GB microSDHC, A1, 120 MB/s read. Smartphones, tablets, Raspberry Pi.
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.
Out of stock146074 3.7V 10000mAh Rechargeable Lithium Polymer (Li-Po) Battery Cell for Power Bank & Electronic Devices
[LiPo Cell] The 146074 3.7V 10000mAh Lithium Polymer Rechargeable Battery Cell is a high-capacity flat Li-Po battery designed for portable electronic devices and power bank applications. With a large 10000mAh capacity, it provides long-lasting power while maintaining a compact and lightweight design. This lithium polymer cell is widely used in DIY power banks, Bluetooth speakers, tablets, GPS devices, IoT systems, portable electronics, and backup power systems. The battery includes protection circuitry compatibility and provides stable voltage output for reliable performance in demanding applications. 🔹 Key Features High capacity 10000mAh lithium polymer battery Nominal voltage 3.7V Lightweight and compact flat design Rechargeable Li-Po chemistry High energy density Stable discharge performance Suitable for portable electronics and DIY power banks 🔹 Technical Specifications Battery Type: Lithium Polymer (Li-Po) Model: 146074 Nominal Voltage: 3.7V Fully Charged Voltage: 4.2V Rated Capacity: 10000mAh Actual Capacity: 90-92% of Rated Capacity Cell Type: Flat pouch cell Charging Method: CC-CV (Constant Current / Constant Voltage) Charge Voltage: 4.2V Discharge Cut-off Voltage: 3.0V Rechargeable: Yes 🔹 Applications Power banks DIY battery packs Bluetooth speakers Portable electronics IoT devices GPS devices Tablets and handheld devices Backup power systems ⚠ Safety Instructions Do not short circuit battery terminals. Do not overcharge above 4.2V. Do not discharge below 3.0V. Use only compatible Li-Po charger or protection board. Do not puncture or expose battery to fire or heat. Do not charge unattended. Store in a cool and dry place. 🔹 Package Includes 1 × 146074 3.7V 10000mAh Lithium Polymer Battery Cell ⚠ Battery color and label may vary depending on stock batch.
QC3.0 PD 2.0 Power Bank Dual Type-C Port Two-way Fast Charging Mobile Power Bank Module
[Lithium Battery Protection Board] 📝 Description Upgrade your portable power solutions with this advanced QC3.0 PD 2.0/3.0 Fast Charging Power Bank Module, engineered for high-performance mobile power systems and professional DIY applications. The motherboard features 5 default USB interfaces — Type-C, Lightning, Micro-USB, Type-A1, and Type-A2, along with a dedicated DC input port (charge-only, no discharge) supporting 5V–12V input. This multi-interface design ensures maximum compatibility with smartphones, tablets, laptops, and other USB-powered devices. 🔌 Port & Charging Capabilities Type-C Port supports bi-directional fast charging, allowing both input and output operation. Input protocols: AFC / FCP / SCP / VOOC / PD2.0 / PD3.0 Output protocols: PPS / PD2.0 / PD3.0 / AFC / FCP / QC2.0 / QC3.0 / QC3+ / SCP Lightning Port supports PD2.0 fast-charging input Micro-USB Port supports AFC / FCP / SCP fast-charging input Type-A1 & Type-A2 Ports support Apple / AFC / FCP / VOOC / QC2.0 / QC3.0 / QC3+ / SCP fast-charging output DC Port supports 5–12V input only (charging function, no output) ⚡ Fast-Charging Performance Input Voltage Support: 5V / 9V / 12V / 15V / 20V PPS Output: 3.3V–21V / 3A PD2.0 / PD3.0 Output: 5V ⎓ 3A 9V ⎓ 3A 12V ⎓ 3A 15V ⎓ 3A 20V ⎓ 5A QC2.0 Output: 5V ⎓ 3A / 9V ⎓ 3A / 12V ⎓ 3A QC3.0 Output: 5V–12V (200mV step adjustment) AFC Output: 5V ⎓ 3A / 9V ⎓ 2A / 12V ⎓ 2A FCP Output: 5V ⎓ 3A / 9V ⎓ 2A / 12V ⎓ 1.5A SCP Output: 5V ⎓ 4.5A / 10V ⎓ 2.2A VOOC Output: 5V ⎓ 4A 🔋 Battery & Power Options Powered by 18650 or Li-polymer battery packs, the module is available in three high-power variants: 3S – 65W (GXJA0707-001) 4S – 100W (GXJA0707-002) 5S – 100W (GXJA0707-003) The built-in digital display provides real-time monitoring of voltage, current, and power status, enabling precise control and safe operation. Compact, efficient, and feature-rich, this power bank module is ideal for DIY high-capacity power banks, portable charging stations, laptop backup batteries, and custom lithium battery systems up to 25,000mAh. ⭐ Key Features ✔ Multi-Port Design: Type-C, Lightning, Micro-USB, 2× USB-A, DC input✔ Bi-Directional Type-C Fast Charging (Input & Output)✔ Supports PPS, PD2.0/3.0, QC2.0/3.0, QC3+, AFC, FCP, VOOC, SCP✔ High Power Output: 65W (3S) / 100W (4S & 5S)✔ Digital Display for Real-Time Monitoring✔ Compatible with 18650 & Li-polymer Battery Packs✔ Compact & Portable PCB Design✔ Ideal for DIY Power Banks & Professional Builds 📦 Package Includes 1 × QC3.0 PD 2.0/3.0 Power Bank Fast Charging Module(Select Variant: 3S 65W / 4S 100W / 5S 100W) 1 × Integrated Digital Display (On-Board)
PD65W Fast Charging Adapter Power Banks Module USB-C PD 65W
[Li-ion Rechargeable Battery Charger, Step UP Buck Converter] 📝 Description Upgrade your power projects with this PD65W Fast Charging Adapter Module, engineered to deliver USB-C Power Delivery up to 65W.This module provides stable, intelligent, and ultra-fast charging for smartphones, laptops, tablets, and Type-C gadgets. Featuring a PD standard protocol board, it supports multiple voltage profiles such as 5V, 9V, 12V, 15V, and 20V, making it ideal for DIY fast chargers, custom power banks, repair work, or integrating PD into your electronic builds. Built with premium components, over-voltage, over-current, temperature protection, and high-efficiency power conversion, this module delivers reliable, safe performance for all your USB-C PD applications. Perfect for makers, technicians, hobbyists, and product developers. ⭐ Key Features ✔ 65W USB-C Power Delivery — Supports ultra-fast charging for smartphones, tablets, laptops, and Type-C devices ✔ Multi-Voltage PD Profiles — Automatically negotiates 5V / 9V / 12V / 15V / 20V depending on connected device ✔ High-Efficiency Power Conversion — Stable output with low heat generation and fast response ✔ Built-In Safety Protections — Over-voltage, over-current, short-circuit and thermal protection ensure reliable operation ✔ Compact Size for Easy Integration — Fits perfectly in DIY chargers, power banks, docking stations, and custom electronics ✔ Plug-and-Play Operation — Simple wiring and automatic PD negotiation ✔ Ideal for Makers & Technicians — Great for DIY projects, repairs, and upgrading existing charging systems 🔧 Technical Specifications Input Voltage: Operates from 8V to 32V, compatible with various power sources. Output Power: Up to 65W (via USB-C) Supported PD Voltages: 5V/9V/12V/15V/20V Protocol: USB Power Delivery (PD) Efficiency: High (depends on input/output profile) Protection Features: Over-voltage protection/Over-current protection/Short-circuit protection/Thermal protection Application: DIY chargers, fast-charging adapters, power banks, docking stations, electronics projects 📦 Package Includes 1 × PD65W Fast Charging Adapter Module Standard Board
Portable USB Bluetooth Audio Music Receiver Dongle Adapter – Wireless Audio Receiver
[Audio Receiver] The Portable USB Bluetooth Audio Music Receiver Dongle Adapter instantly converts any car stereo, home speaker, PC speakers, or audio system into a wireless Bluetooth-enabled music receiver. Simply plug the dongle into a USB power source, connect its audio output to AUX, and enjoy seamless wireless music streaming from your smartphone, tablet, or laptop. This compact Bluetooth receiver delivers crisp, high-quality audio with stable transmission—making it perfect for cars without built-in Bluetooth, wired speakers, home audio systems, and portable sound setups. It supports all Bluetooth-enabled devices and offers quick pairing, low power consumption, and wide compatibility. Whether you're upgrading your car audio or converting old speakers into wireless ones, this USB Bluetooth receiver provides an easy and affordable solution. ✅ Features Convert any speaker or car stereo into a Bluetooth audio receiver Provides high-quality wireless music streaming from mobile, tablet, or laptop USB-powered – plug into car charger, power bank, or USB port Stable Bluetooth connection with fast pairing Compatible with car stereos, home speakers, multimedia systems, and amplifiers Ultra-compact, lightweight, and easy to carry Supports all major Bluetooth audio devices No drivers required – plug & play operation **** 3.5mm jack or cable not included***** 📘 Specifications Device Type: USB Bluetooth Audio Receiver Bluetooth Version: Standard high-quality audio support Input Power: USB 5V Output: 3.5mm AUX audio Transmission Distance: Approx. 8–10 meters Compatibility: Android, iOS, laptops, tablets, car stereos, speakers, amplifiers Usage: Car audio upgrade, home audio wireless streaming, mobile speaker enhancement Design: Compact & portable
5V 2.4A Lithium Battery Digital Display Charging Module with Dual USB Power Bank Module
[Lithium Battery Protection Board] Dual USB Output • LED Battery Display • Built-in Protection • DIY Power Bank Module The Dual USB 5V Power Bank Charging Module is a compact and feature-rich charging and protection board designed for building custom power banks using 3.7V Lithium-Ion or Lithium Polymer batteries. Supporting both USB Type-C and Micro USB charging inputs, the module provides convenient charging compatibility while delivering stable 5V output through dual USB ports. Equipped with an intelligent boost converter, the module efficiently converts the battery voltage (3.0V–4.2V) into a regulated 5V output with a maximum output current of 2.4A, making it suitable for charging smartphones, tablets, Bluetooth devices, smartwatches, and other USB-powered electronics. The onboard digital LED display shows the battery level from 0% to 100% in real time and also indicates charging (IN) and discharging (OUT) status, allowing users to easily monitor battery capacity. Designed with multiple safety features including overcharge, over-discharge, over-current, short-circuit, and constant current protection, this module ensures safe and reliable operation. It also includes dedicated LED terminals for adding a flashlight, making it an ideal solution for DIY portable power bank project Note: This module is designed for single-cell (1S) 3.7V Lithium-Ion/Li-Po batteries connected in parallel only. Do not connect batteries in series, as doing so may permanently damage the module. ⭐ Features Supports USB Type-C and Micro USB charging input Dual USB output ports for charging two devices simultaneously Maximum output current up to 2.4A Intelligent 5V boost converter Real-time LED battery percentage display (0–100%) Charging and output status indicators Built-in flashlight LED connection High conversion efficiency Multiple protection circuits for safe operation Compact PCB design for DIY power bank projects 📋 Technical Specifications Product Type: Power Bank Charging & Protection Module Battery Type: Single Cell (1S) Lithium-Ion / Lithium Polymer Battery Voltage: 3.0V–4.2V DC Charging Input: USB Type-C & Micro USB Input Voltage: 5V DC USB Output Ports: 2 Output Voltage: 5V DC Maximum Output Current: 2.4A Display Type: Digital LED Battery Percentage Display Battery Indicator: 0–100% Status Indicators: Charging (IN) / Output (OUT) Protection Functions: Overcharge Protection Over-discharge Protection Over-current Protection Short Circuit Protection Constant Current Charging LED Flashlight Output: Supported Module Dimensions: Approx. 65 × 25 × 10 mm 🔧 Applications Suitable for: DIY Power Banks 18650 Battery Packs Lithium Battery Projects Portable USB Chargers Emergency Power Supplies Mobile Phone Chargers Bluetooth Speaker Power Banks Raspberry Pi Power Supply Arduino Projects Portable Electronics DIY Electronics Battery Backup Systems 📦 Package Includes 1 × Dual USB 5V Type-C & Micro USB Power Bank Charging Module with LED Display ⚠️ Important Notes Connect the battery correctly: B+ to battery positive and B- to battery negative. Incorrect battery polarity may permanently damage the module. Use 3.7V Lithium-Ion or Li-Po batteries only. If using multiple cells, connect them only in parallel. Do not connect batteries in series, as this may cause overheating and permanent module failure. Quick Charge performance depends on the connected device, charging cable, charger, and battery quality.
22.5W 5-Port Mobile Power Bank Charging Module QC4+PD3.0 Supported
[Lithium Battery Protection Board] The 22.5W 5-Port Bidirectional Fast Charging DIY Motherboard Kit is a compact and powerful charging solution designed for custom power bank projects. It supports advanced QC4+ and PD3.0 fast charging protocols, ensuring efficient and rapid charging for smartphones, tablets, and other USB-powered devices. In addition, the module features five charging ports, allowing multiple devices to charge simultaneously. As a result, it is suitable for portable charging stations, DIY battery packs, and high-capacity power bank applications. Because of its bidirectional fast charging capability, the module not only charges external devices quickly but also supports fast recharging of the connected battery pack. Furthermore, the compact PCB design allows easy installation into custom enclosures and DIY electronics projects. The motherboard kit includes several built-in protection functions such as overvoltage, overcurrent, short-circuit, and temperature protection. Therefore, it provides safer and more reliable charging performance. This DIY charging module is widely used in power banks, portable energy storage systems, backup power solutions, and DIY electronics projects. 🔹 Key Features Supports up to 22.5W fast charging 5 USB charging output ports QC4+ and PD3.0 fast charging support Bidirectional fast charging function Compact and efficient PCB design Multiple protection functions for safety Suitable for DIY power bank projects Stable and reliable charging performance 🔹 Technical Specifications Product Type: DIY Power Bank Charging Motherboard Fast Charging Support: QC4+ / PD3.0 Maximum Output Power: 22.5W Number of Ports: 5 Charging Type: Bidirectional Fast Charging Protection Features: Overvoltage, Overcurrent, Short Circuit, Temperature Protection Application: DIY Power Bank / Portable Charging System Mounting Type: PCB Module 🔹 Applications This charging motherboard kit is suitable for many portable power applications, including: DIY power banks Portable charging stations Battery backup systems Mobile charging projects Portable energy storage systems DIY electronics projects 🔹 Package Includes 1 × 22.5W 5-Port Fast Charging DIY Motherboard Kit
1260110 3.7V 10000mAh Lipo (Lithium Polymer) Rechargeable Battery
[LiPo Cell] 3.7V 10000mAh Lithium Polymer (Li-Po) Rechargeable Battery – Model 1260110 Being a Lithium Polymer (Li-Po) rechargeable battery, this is a high-capacity, lightweight battery designed for applications where compact size, high energy density and good capacity-to-weight ratio are important. This 3.7V 10000mAh Li-Po battery uses a solid polymer electrolyte and is suitable for DIY and commercial applications such as power banks, GPS devices, MP3 players, FM radios, Bluetooth speakers, IoT devices and other portable electronics. This battery is Model 1260110, Grade A quality, certified and designed for high-performance rechargeable applications. ⭐ Key Features High-capacity 10000mAh rechargeable Li-Po battery 3.7V nominal voltage Maximum charging voltage 4.2V Lightweight and sleek design High specific energy and energy density Excellent capacity-to-weight ratio Flexible form factor Compact size for portable applications Grade A quality rechargeable cell Suitable for DIY and commercial applications Useful for portable electronics and battery-powered projects 📋 Technical Specifications Model Number: 1260110 Battery Type: Lithium Polymer (Li-Po) Type: Rechargeable Battery Nominal Voltage: 3.7V Maximum Charge Voltage: 4.2V Capacity: 9200mAh(Approx) Battery Chemistry: Lithium Polymer Size: 110 × 60 × 12mm Quality: Grade A Form Factor: pouch cell 🔋 Battery Characteristics Lithium Polymer batteries are known for their lightweight construction, high energy density and flexible form factor. The pouch-style construction allows the battery to be designed in various shapes and sizes, making it suitable for compact electronic devices where space and weight are important considerations. 🔧 Applications 1. Portable Power Banks External battery packs Smartphone and tablet charging systems USB-powered portable devices 2. Medical Devices Portable medical equipment Portable monitors Battery-powered medical devices 3. IoT Devices Wireless sensors Compact IoT devices Low-power wireless electronics 4. Uninterruptible Power Supplies (UPS) Small-scale portable UPS systems Backup power applications 5. DIY Electronics DIY power banks Bluetooth speakers Portable audio projects GPS projects MP3 players FM radios Custom rechargeable battery packs 🛠️ Charging & Usage Use a charger specifically designed for single-cell 3.7V Li-Po/Li-Ion batteries. The maximum charging voltage is 4.2V. Do not connect the battery directly to a 5V supply. Use an appropriate charging/protection circuit for safe operation. Avoid short-circuiting, puncturing, crushing or physically damaging the pouch cell. 📦 Package Includes 1 × 3.7V 10000mAh Lithium Polymer Rechargeable Battery Model: 1260110 ⚠️ Safety Precautions Do not overcharge or over-discharge the battery. Do not short-circuit the battery terminals. Do not puncture, bend excessively, crush or open the battery. Keep away from excessive heat, fire and direct flame. Use a suitable Li-Po charging module with appropriate protection. Inspect the battery before use; do not use if swollen, damaged or leaking. Store in a cool and dry place when not in use. Keep away from children and pets.
DC5V Humidifier USB Spray Module DIY Incubation Experiment Equipm 108KHz(mist maker)
[Ultrasonic Sensor] Description This DC Ultrasonic Humidifiers Power Circuit Board with Atomizing Chip Moisture Film Humidification atomization machine consists of an atomization plate tablet with a diameter of 20mm. This Ultrasonic Humidifier Piezoelectric Transmitter module works on the principle of cavitation produced by sound waves. Just provide the DC 3V to 5V power supply it will turn into a mini ultrasonic atomizer. As sound waves contain compression and rarefaction. Due to extremely rapid movement, water droplets can no longer sustain their liquid state and get converted into vapor immediately. This vibration is produced by a piezoelectric filament. Tags, USB Humidifier Atomization Driver Board PCB Circuit Board 5V Spray Incubation, Tags, OEM/ODM Available Mini Humidifier USB spray module humidifier pcb circuit board for DIY kit Incubation Experiment Equipment, USB Humidifier Atomization Driver Board PCB Circuit Board 5V Spray Incubation, 5V DIY Ultrasonic Piezoelectric Humidifier Moisture Atomizing Chip Mist maker circuit board. Features Come with a driver Power-ON trigger work 108KHz high-frequency oscillator Micron level aperture The glazed surface of the atomized sheet Features/Specs: Product Name: 108KHz 20mm USB Humidifier Work Voltage: DC 4.5V~5.0V Work Power:2W Work Frequency:108KHz(+/-3KHz) Power Type: Female USB Socket Diameter without rubber ring:16mm Diameter with rubber ring:20mm Spray Diameter:5um Spray Hole:740 holes Spray speed:50ml/h Work Temperature:0℃ ~ 85℃ Work Humidity:10%~90%RH Driver Size:35*19*15mm Length: 35 mm Width: 19 mm Height: 15 mm Weight: 10 gm Application: Humidifier | mist maker Beauty care for facial massager Medical liquid atomizing Equipment Package Includes: 1pc x Humidifier Driver Bord 1pc x 16mm Atomizer Plate 1pc x Cotton Stick Stand 1pc x Cotton Stick
12V 24V to QC3.0 Fast Charge Dual USB Charging Board Step-Down Module
[Step Down Buck Converter] Dual USB Output • Fast Charging • High Efficiency • Wide Input Voltage The Dual USB QC3.0/QC2.0 DC-DC Buck Converter Module is a compact and high-efficiency DC step-down power supply designed to convert 6V–32V DC input into dual USB fast-charging outputs. Equipped with two USB ports, it allows simultaneous charging of two devices while supporting multiple fast-charging protocols for maximum compatibility. Using advanced synchronous buck conversion technology, the module delivers up to 24W output power with a conversion efficiency of 90%–97%. It automatically detects compatible devices and adjusts the output voltage between 3V and 12V to provide fast, safe, and efficient charging. The module supports a wide range of charging standards including Qualcomm Quick Charge 2.0 & 3.0, Huawei FCP/SCP, Samsung AFC, Apple Charging Protocol, BC1.2, DCP, and Spreadtrum SFCP, making it suitable for charging smartphones, tablets, GPS devices, Bluetooth speakers, and other USB-powered electronics. Its wide input voltage range makes it ideal for automotive power systems, solar charging applications, battery-powered devices, industrial equipment, and DIY electronic projects. ⭐ Features Dual USB charging ports Supports Qualcomm Quick Charge 2.0 & 3.0 Wide input voltage: 6V–32V DC Automatic output voltage adjustment (3V–12V) Maximum output power up to 24W High conversion efficiency (90%–97%) Supports multiple fast-charging protocols Built-in output voltage compensation Stable and reliable performance Compact PCB design for easy installation 📋 Technical Specifications Product Type: DC-DC Buck Converter Fast Charging Module USB Output Ports: 2 Input Voltage: 6V–32V DC Default Output Voltage: 5V Fast Charging Output Voltage: 3V–12V (Automatic Negotiation) Maximum Output Power: Up to 24W Typical Output Modes: 5V / 3.4A 9V / 2.5A 12V / 2A Conversion Efficiency: 90%–97% Charging Protocols Supported: Qualcomm QC2.0 Qualcomm QC3.0 Huawei FCP Huawei SCP Samsung AFC Apple Charging Protocol BC1.2 DCP SFCP Output Voltage Compensation: Supported Cooling Method: Natural Air Cooling Mounting Type: PCB Mount Material: Metal + Plastic 🔧 Applications Suitable for: Car USB charger conversion Solar charging systems Battery-powered projects DIY power supplies Smart home electronics Mobile phone charging Tablet charging GPS devices Bluetooth speakers Industrial control equipment Portable charging stations Embedded electronic projects 📦 Package Includes 1 × Dual USB QC3.0/QC2.0 DC-DC Buck Converter Fast Charging Module