... 1×20W Luminous Flux 950Lm, 1250Lm, 1750Lm Dimension Φ110mm, Φ150mm, Φ180mm Cut Hole Φ95mm, Φ135mm, Φ165mm Surface Color white/black Shell ... ,house,exhibition,museum,aisle,hall,etc Showroom LED Ceiling Lamp Features:1.Long life span2.High power multi-chip integrated LED3 ... .No harmful emission6.Dimmable lighting system Showroom LED Ceiling Lamp Service:1.OEM or ODM is available2.Sample can be delivered ...