1.This ptoduct is suitable for home appliance, and office ect . 2.Two designs:remote control&manual,low power consumption(<=1.8) 3.Work voltage:230v--50Hz 4.Current:10A/16A 5.Sender:DC9v(6F22)DC1223A 6.Frequency:433.92MHz/315MHz 7.Distance>=30m 8.Supply531441digital codes 9.One sender can control one or more receivers 10.provide every countries design