4-Channel 12V DC Switch Board with Optocoupler Isolation for Prototypes

4-Channel 12V Switch Module with Built-in Optocoupler Isolation for Labs

12V 4-Channel Optocoupler Isolated Switch Module for Electronic Development

24V 8-Channel Control Module with Optocoupler Isolation for Lab and DIY Use

VL53L3CX TOF Module with 3V 5V Compatibility for Portable Electronic Prototypes

For Mini Solar Cell Panel Module 5pcs 6V 70mA for Portable Charging Prototypes

3PCS Dual H-Bridge Board for DC Motor Control in Autonomous Vehicle Prototypes