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Electronics, sensors, robotics kits, PC components, peripherals — everything Unik Systems carries, in one place.

Arduino Plug & Play
Controller: Arduino UNO/Nano compatible (ATmega328P), 5V logic. Interfaces: Digital I/O, PWM, Analog In, I2C/SPI/UART. USB programming. Plug-and-play sensor ports (JST/RJ/3-pin). Power: USB 5V / DC 7–12V (if UNO).

IOT Plug & Play
MCU: ESP8266/ESP32 based (Wi-Fi 2.4GHz). Supply: 5V input, onboard 3.3V regulation. Protocols: MQTT/HTTP. Cloud/App support. GPIO with pre-wired ports. Typical sensors: DHT11/22, LDR, relay module, IR, PIR.

Snap Circuit Kit
Circuit modules with snap connectors. Power: 2×AA / 3×AA / 9V (kit dependent). Components: switches, LEDs, buzzer, motor, resistors, capacitors. No soldering. Safe low-voltage learning.
Only 2 leftRobotic Arm Kit
DOF: 3–6 (kit dependent). Actuators: servo motors (SG90/MG90/MG996R class). Control: Arduino/servo driver (PCA9685 common). Supply: 5–6V for servos (separate recommended). Payload: light (50–200g typical for small kits).
Only 1 leftDrone Kit
Frame: 180–250mm class. Motors: brushless 2204/2205/2300KV. ESC: 20A–30A. Flight controller: F4/F7 (or basic for edu kits). Battery: LiPo 3S/4S. Props: 5-inch typical. Radio: 2.4GHz. Prop guards recommended.
Only 1 leftIOT Smarthome Kit
MCU: ESP8266/ESP32. Modules: 1–4 channel relay (optocoupled preferred), PIR, LDR, DHT. Control: app/web dashboard. Protocols: MQTT/HTTP. Power: 5V input. Properly isolated AC relay use.

Breadboard Kit
Breadboard: 400/830 tie-points. Jumpers: M-M, M-F. Common parts: resistors (¼W), LEDs, push buttons, potentiometer. Modules: LDR, buzzer, IR, PIR, relay. Power module: 3.3V/5V rails (optional).

Roboki
Mechanical parts kit: beams, brackets, shafts, bushings, gears, pulleys, wheels. Materials: ABS/nylon/metal mix. Build type: screw/slot. Concepts: gear ratio, torque, linkages. Compatible with DC/servo mounts.

Paper Circuit Kit
Conductive copper foil tape. Power: 3V coin cell (CR2032). Components: LEDs (3mm/5mm), push switch, battery holder. Use: series/parallel circuits on paper. Safe low-voltage.
Only 2 leftRobotic Spider Kit
Legs: 4/6/8-legged variants. Servos: 8–12 micro servos. Controller: Arduino/ESP32 compatible. Gait programming. Power: 5–6V high-current (2A–5A depending on servos). Frame: acrylic/ABS.
Only 2 leftOtto
Biped robot kit. Servos: 4 micro servos (legs/feet). MCU: Arduino Nano compatible. Sensors: ultrasonic + buzzer. Power: 5V (battery pack). Programming: Arduino IDE / block coding. Functions: walk/dance/avoid.
Only 1 leftPlay Mex
MCU: ESP8266/ESP32. Sensors: soil moisture (capacitive preferred), temp/humidity (DHT), light sensor. Actuation: relay/pump/solenoid valve demo. Dashboard: MQTT/HTTP. Power: 5V input + relay isolation.
Only 1 leftIOT Health Kit
MCU: ESP32 (good ADC/BLE). Sensors: pulse sensor/PPG module, body temp sensor, SpO2 module optional. Data logging: serial/cloud. Power: 5V USB. Educational use, non-clinical.
Only 1 leftPlay Tronix
Airframe: foam/balsa/corrugated. Components: propeller, DC motor/brushless, servo(s), control horns, pushrods. Electronics: ESC (if brushless), battery. Concepts: lift/drag/thrust, CG/balance.
Only 2 leftRC Car Kit
Chassis: 2WD/4WD. Motors: TT DC geared motors (3–6V) or higher. Driver: L298N/L293D. Controller: Arduino/ESP32 optional. Remote: IR/2.4GHz/Bluetooth. Power: 2×18650 or 4×AA. Optional ultrasonic/line sensor.

Smart Robot Car Tyres Wheels 65mm For Arduino BO Gear Motor Chassis
[RC Cars Wheel] The 65mm Robot Wheel for BO Motors is a circular component designed to rotate on an axial bearing. This wheel plays a vital role in the wheel and axle system, one of the six simple machines. When paired with axles, wheels allow for easy movement of heavy objects, enhancing transportation, supporting loads, and powering various mechanical tasks in machines. Features: Sturdy construction: The car hub is made of reinforced nylon, ensuring durability and reliability. Non-slip tire: The tire is crafted from soft rubber, providing excellent traction and preventing slippage. High load capacity: With a loading capacity of up to 2.5kg, this wheel can support heavy loads. Compatibility: Designed specifically for use with BO motors. Color options: Available in Red, Green, Blue, or Yellow, randomly selected for shipment. Diameter: 65mm Width: 27mm D hole for BO Motor: 6mm Weight: 34g Body Material: Plastic Grip Material: Rubber Center Shaft Hole Diameter: 5.4mm (round side) and 3.5mm (flat side) Note: This wheel is compatible with BO motors Only. This wheel are come in Red, Green, Blue, Yellow which will be send. Specification: D hole For BO Motor (mm) 6 Weight (g): 34 Wheel Diameter(mm) 65 Color: Black (Tyre), Yellow (Rim) Wheel Width (mm) 27 Body Material Plastic Grip Material Rubber Center Shaft Hole Diameter (mm) 5.4 (Round edge) and 3.5 (Flat edge) Package Includes 1 x Smart Robot Car Tyres Wheels 65mm For Arduino BO Gear Motor Chassis
Out of stockQuadcopter Drone Frame F450
[Drone Frame, Uncategorized] F 450 Quadcopter 4-Axis Strong Frame (Multicolour) Width: 450mm Height: 55mm Weight: 295g (without electronics) Material: Glass Fiber + Polyamide-Nylon Motor Mount Bolt Holes: 16/19mm Built from high-quality glass fibre and ultra-durable polyamide nylon. Arms are reinforced and much stronger to prevent and reduce breakage at hard landings. Integrated PCB connections for direct soldering your ESCs. Colored arms for orientation to keep you flying in the right direction. Large mounting tabs on main frame bottom plate for easy camera or other accessories mounting. Pre-threaded brass sleeves for all of the frame bolts. Easy assembly. Package includes : 1 x Top and Bottom with Integrated PCB. 2 x F450 arms Red 2 x F450 arms White 1 x Accessories set. This Q450 Quadcopter Frame is made from Glass Fiber which makes it tough and durable. They have the arms of ultra-durable Polyamide-Nylon which are the stronger molded arms having a very good thickness so no more arm breakage at the motor mounts on a hard landing. The arms have support ridges on them, which improves stability and provides faster forward flight.