DC 5V 1-Channel IR Relay Module 2 Key RY

DC 5V 1-Channel IR Relay Module 2 Key Remote Control Switch Infrared by DIY

Electric power, wiring correct LED indicator, 5 seconds after the module to work properly, relay and work!
Each press S1 button once, relay switch working state at a time, on or off, lights light up or put out at the same time!
After the success of the infrared remote learning, each press the remote learning success (remote learning methods below), relay switch working state at a time, on or off, lights light up or put out at the same time!DC 5V 1-Channel IR Relay Module 2 Key Remote Control Switch Infrared by DIY