Features: Perfect for remote controlling of droplight, crystal lamp, modern low-pressure lamp, absorb dome light, day flower lamp, fluorescent lamp, energy-saving lamps, exhaust fan, LED light etc. Fast & easy installation, not obstructed by walls, capable of connecting any loads. Remote controller & switch can be used simultaneously for ease & flexibility. Every set of remote controlling switch has its special code. More sets can be used in one room without interference. Specifications: Input Voltage: 220 V Input power: 300 W Remote distance: within 20 M Battery: 23A 12V (Not included) Package included:1 set Wireless Digital RF Remote Control Switch