... span:50.000~100.000h 4)various size availa Modern pc cover led ceiling lamp 1)name:LED Ceiling lamp moderm2 ... )led quantity:50/70/90/130/170/2204)material:Aluminum +pc cover5)lumens:500LM,680LM,850LM,1200LM,1600LM,2100LM6)power:7W ... Diameter 200mmDiameter available 200/250/300/350/400450mmMaterial Aluminum base & pc cover Application scope LED light: Long life, High brightness, Slight ...