... -20 to + 60 degree Celsius Features:1.Super bright light output & well controlled beam angle;2.Special circuit design ... the normal work of the entire lamp.3.led light source to achieve a lower power consume,energy ... IR and UV radiation Applications : 1. Living room, bedroom, kitchen, washroom;2. School, university, hospital, hotel;3. Conference, ... inquiry within 24 hours. 13W LED ceiling kitchen light