DC 12V 1CH 433MHz Universal Wireless Relay RF Receiver Module

Features:
*Very convenient to use,simple wiring,direct use of remote control.
*Widely used in our daily life. It can connect to the access control system, garage door, light, electric curtain, household appliances, motor control, security system, etc.
*Stable performance and super small size, taking up very little space.The tiny receiver board size is only about 4*4*2.1cm.
*Learning pair code: it can work with any remote control with the same frequency, so you can buy one and pair with the PCB board.
*Easy for installation, safe to use.