1‑Channel 5V Relay Module – Arduino Compatible with Optocoupler Isolation & LED Indicator

Control high-voltage devices safely with this 1-channel 5V relay module featuring optocoupler isolation and a built-in LED indicator. Compatible with Arduino, Raspberry Pi, and other microcontrollers, it switches AC or DC loads up to 250V/10A. Ideal for home automation, robotics, and DIY electronics projects requiring reliable relay control and electrical isolation.