1-channel relay module 5v

Specifications:

1. Operating Voltage: 5V DC.
2. Relay Rating: Typically 10A at 250V AC or 30V DC.
3. Trigger Mode: Low-level or high-level trigger (usually controlled by a GPIO pin).
4. Isolation: Opto-isolated, providing protection for the microcontroller.
5. Dimensions: Standard module size varies by manufacturer but typically around 5cm x 4cm.