CCC,CE,FCC,ISO9001,UL 2.Long service life:60000h 3.Power:20w,30w,50w,85w,135w,165w,200w 4.Voltage: 110V /220V ... /277 Advantages·super long service life·high-efficiency and energy-saving ... serviceOur company promised, the user who have purchased Baochang's energy-saving lamp and series(With invoice that printed by the government opened ...