6PCS 2-Channel Optocoupler Adapter for Microcontroller Interface Isolation

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

6pcs Single Channel Optocoupler Isolation Module 3V 5V 12V 24V DC Voltage Input

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

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

50A 100A Hall Effect Sensor ACS758LCB PCB Board for Microcontroller Use

Electronic Vibration Switch Kit 4PCS Piezo Sensor for Microcontroller Use

Seeed Studio XIAO SAMD21 - Smallest Arduino Compatible Microcontroller with R...