... certificate, 3.Radio controlled sockets,range up to 40m Remote Control Light Dimmer ZTC-LS316A 1V1 1. No installation ... Battery: (1*12V, 23A) for the radio remote control is included.7. Transmission frequency: 433.93MHz, 8. Approvals: CE0197, RTTE, TUV ... Parameters of ZTC-LS316A Remote Control Outlet:Model:ZTC-LS316ATransmission range:45m(open area)Frequency:433.95MHzPacking:BlisterMax working voltage ...