433Mhz Universal Wireless Remote Control Switch DC 12V 1CH RF Relay Receiver Switch Module with 2 Transmitters for Garage Door DIY

Stable and reliable performance, high sensitivity, signals can pass through walls. The maximum range in the open space is 164 ft/164 feet. Application for industrial control and security fields, such as light, motor, remote control, wireless security alarm, wireless door alarm, wireless controller, etc. Reliable control, the receiver only works with the transmitter using the same code. One / multiple transmitters can control one/ multiple receivers simultaneously, allowing independent control without mutual interference. Remote support type: learning code EV1527. Wireless control, easy to set up and use, stable and reliable performance, high reception sensitivity, high privacy. Includes 2 x 2 button transmitters and 1 x 1 PC receiver. Mounting holes are provided for easy installation on walls.