Relay 2 Channel Module Board 5V with Optocoupler Red (High/Low)
The 2-Channel Relay Module 5V with Optocoupler is designed for switching AC and DC loads safely using microcontrollers such as Arduino, ESP32, STM32, or Raspberry Pi. Featuring optocoupler isolation, it ensures stable operation and protects your control system from high-voltage interference. The module supports both high-level and low-level trigger modes for flexible usage.
Package Includes
- 1 × Relay 2 Channel Module Board 5V with Optocoupler (Red)