433MHz 12V 1 Channel Relay Module Wireless Remote Control Switch is controlled by an intelligent microprocessor, which can be used in the control of garage door, lighting control, curtain control, door control system, etc. Easy to install, small size, safe and reliable.

Features: 

1. Operation Manual: Press the learn button for 2 or 3 seconds, lights out (that has entered the state of learning), Release the learning button, press any key of the remote control, and the indicator light flashes 5 times to show the success of the study. Note: The controller can learn the fixed code/learning code, a total of 16 different encodings, arbitrary button remote control, and beyond will be cleared in the early learning of remote control.
2. Removal method: Continue to hold down the learning button for about 8 seconds. The indicator light is extended from extinction to success.
3. Work mode switching: Connect a 12V DC output: the learning of the single remote control switch 12V input, connect a 12V DC power supply, the output from 12V positive public end, often beginning the positive on the output side of the light bulb, the bulb of the cathode received power of the cathode, a simple control light bulb circuit is designed.