6PCS 2-Channel Optocoupler Adapter for Microcontroller Interface Isolation

6PCS 2-Channel Opto-Isolation for Microcontroller Level Conversion

4PCS Vibration Sensor with DO and ADO Output for Microcontroller Boards

Electronic Vibration Switch Kit 4PCS Piezo Sensor for Microcontroller Use

8-Channel 24V DC Interface Board for Microcontroller Development and Lab Work

VL53L3CX Time of Flight Distance Sensor for Microcontroller Based Designs

6pcs Optocoupler Isolation 1-Channel 3-5V 12V 24V DC Interface Board

Optocoupler Isolated 5V 1-Channel Relay 2PCS Set for Industrial Control Systems