Features 1、Remote control indoor distance is about 15m, anti-disturbance, not obstructed by wall. 2、Remote controller and switch can be used simultaneously for ease and flexibility. 3、Fast and easy installation to replace the old or broken one. 4、Every set of remote control switches has independent coding, and multiple sets in the same room do not interfere with each other. 5、Perfect for remote controlling or droplight, crystal light, modern low-pressure light, absorb dome light, day flower light, fluorescent light, energy-saving lights, exhaust fan, LED light etc. Specification Features: Remote control indoor distance is about 15m, anti-disturbance, not obstructed by wall. Remote controller and switch can be used simultaneously for ease and flexibility. Fast and easy installation to replace the old or broken one. Every set of remote control switches has independent coding, and multiple sets in the same room do not interfere with each other. Perfect for remote controlling or droplight, crystal light, modern low-pressure light, absorb dome light, day flower light, fluorescent light, energy-saving lights, exhaust fan, LED light etc. Specification: Condition: 100% Brand New Material: ABS plastic Model: YAM-803 Operating voltage: AC200V-240V 50Hz/60Hz Transmission battery: 12V 23A battery (NOT included) Remote control distance: more than 15 meters indoors, about 20 meters in the open area Load power (per circuit): incandescent light≤600, energy-saving light total wattage≤150W, energy-saving light total number≤6, H tube≤280W, H tube≤5, LED total wattage ≤ 50W Package List: 1 * Switch 1 * Remote Control Package List