AC 220V Wireless Remote Control Switch 1 x receiver and 2x transmitter Tubular motor forward and reverse Application field Remote 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 using a simple safe and reliable. System composition: 1, three key remote control (function : up - stop - down) 2, remote elevator controller Main technical indicators: 1, working frequency: 315 MHZ 2, transmitter operating voltage: 12 v23a (battery) 3, receiver working voltage: AC 220 v 4, rated power: 1000 w Method of code: Hold the key learning two seconds, lights out, press any key, remote control lights flashing, learning success. Note 1, pay attention to choosing the right working voltage, otherwise may damage the deviceeven life-threatening 2, load power contact capacity, correctly approach should be less than 70 percent of contact capacity. 3,If found remote distance changes to be shorter, please replace the remote control( battery 12 v 23A) 4, When installation, please disconnect the input power!!!!!! package included: 1xreceiver 2x transmitter Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.