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Relay 5V 30A 1 Channel  Module with Optocoupler High Low Level TriggerThe relay module uses an authentic quality mechanical relay and the industry's top quality subminiature two-way isolation optical coupling which gives you the strong anti-interference ability, and stable performance.The user ..

This is 28BYJ-48 DC 5V 4 phase 5 wire stepper motor with ULN2003 driver board for arduino and raspberry pi. Make your own robot or any automated machine. 5-wire phase can drive ordinary uln2003 chip can also be connected as phase 2 may be supporting the development board, direct plug, easy to use s..

5.1V Zener Diode 1N4733A    Used in Voltage protection circuitsCan be used as low current voltage regulatorInput voltage protection for Microcontrollers or other ICsVoltage stabilizing circuits..

The PAM8403 is a 3W, class-D audio amplifier. It offers low THD+N, allowing it to achieve high-quality sound reproduction. The new filterless architecture allows the device to drive the speaker directly, requiring no low-pass output filters, thus saving system cost and PCB area.FeaturesDual channel ..

Piezo buzzer is a small tiny device that produces sound signals. It is used in projects for alarms, tone generations, etc...

Regulated power supply -Power Adapter 5V 1A DC OUTPUT SMPS 220V AC* supplied single jack or dual as per stock availability..

Regulated power supply -Power Adapter 5V 2A DC OUTPUT SMPS 220V AC* supplied single jack or dual as per stock availability..

Power Bank Dual USB 5V 2A 18650 Li-ion Charger with LED indicator. TAll Batteries to parallel connection, input voltage is  3.2-4.2V and it gives output 5v, 18650 and polymer battery can be used.Connect the battery + and - to the motherboard B+ B-.Use same battery type, do not mix new and old o..

SSR 5V Dual 2 Channel Solid State Relay Omron Module2 channel 2 AMP Solid State Relay boardControl 2 loads of up to 2 amps each at 120V or 240V AC.Good for lighting, holiday displays etc.Has been assembled, and the electrical test passed.Led indicator for each relay.Use it to control various applian..