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

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

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

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

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

1.2W 6V polycrystalline solar panel laminated with plastic DC interface 3M wire

4-pin 12V Interface 12V Output 5V Input Rated 0.5A Output 0.7A Peak Current

I2C Interface 3-in-1 Sensor Module Precision Measurement Anti-interference I2C