SunyouRF DC12V 2 Channel Wireless Remote Control Momentary Switch Receiver Learning Code 433MHz with 2 Button Contoller Control Lights, Motors, Fans, electrically operated Doors/Locks/Windows/Blinds/Cars or Other Appliances with AC220VAC85V-260V OR DC12V.. You can turn on/off the receiver with transmitter (remote control) from any place within a reliable distance; the wireless RF signal can pass through walls, floors and doors This switch can learn different coding remote controls (such as 2262,1527 etc.) One/several transmitters can control one/several receivers simultaneously. The wireless receiving controller, with high confidentiality, stable performance, low power consumption characteristic, jump line or dial the code switch coding.