AC 220V 2 CH 2CH RF Wireless Remote Control Switch Receiver + Transmitter Tubular Motor Garage Door Projection Screen Shutters

Description: Application field Remote Elevator Controller is a very widely used wireless control device, can be used in garage door control and projection screen control, remote control curtain and other fields, has the advantages of convenient installation with a simple safe and reliable. Method of code: Hold the learning key two seconds, lights off, press any key, remote control lights flashing, learning success. Notice 1 Make sure you choose the right working voltage, otherwise the device could even be fatally damaged 2 Load power contact capacity, correct approach should be less than 70% of the contact capacity. 3, if remote distance changes are detected to be shorter, please replace the remote control (battery 12v 23a) 4When installing, please disconnect the input power!!!!!! Note: 433mhz and 315mhz are available, mhz will be sent if there is no demand for frequency Pacote included: A: 1x receiver (with cover) 1 x transmitter (with battery) B: 1 x Receiver (with cover) 2 x transmitters (with battery) C: 1x receiver (with cover) 3x transmitters (with battery) D: 1x receiver (with cover) 4x transmitters (with battery)