1,Imported Samsung 5630 ultra bright, up to 115lm/w 2.PC cover under Fire Rating of UL-HBF Vo ... .Product Features1,Imported Samsung 5630 LED chip,Ultra bright up to 115lm/w ,Ra>832,electric wave resistant, Instant start3, Isoltated driver ... with 37.5k high voltage testing approved. To use passed Fire Rating ...