1.use in bedroom, school.hotel,super market,showroom,office,factory,ect. 2. ... about 50%~60% Applications: 1. Instead of the indoors ceiling light 2. School/Universities/Hospital/Hotel 3. Conference/Meeting room,Show ... ., Guangchuang Yuan, Lanhua Third Street, Chaozhou, Guangdong high power led light,led lighting,led lamp, ceiling lamp, fluorescent tube, tubular lamp ...