Description Controller (Receiver) 1) Working voltage: AC85-240V 60HZ/50HZ 2) Working frequency: WiFi+433MHZ 3) Max current:16A/20A 4) Power consumption in standby mode: <0 5) Load power: <1100W 6) Receiving sensitivity: -108dBM 7) Working way:wireless control 8) Modulation: ASK 9) Working temperature: -10*C~+70"C RF Remote Parameters: Battery :CR2016(Included) Code :1527 learning code Frequency :433MHz Material :Plastic Size: 50*50*13 mm Feature :Has double aspect tapes Note: The relay controller is wifi+rf/rf,the wall swap is rf solely switch itself can't management lights on off must paintings with wifi+rf/rf receiver collectively