... switch -wirelss switch -wireless switch,smart switch SpecificationsNamerf radio frequency 3 way remote control switchModel No.T91303-DSWOriginChinaMOQ500pcsOuter Packingcolor boxWorking voltageDC12VBattery specification27V12AFrequency315Mhz ... for garage home,hotel,apartment and office,etc.5.control 3 ways of lights.6.With use of receiver module,saving ...