... 20w,30w,50w,85w,135w,165w,200w 4.Voltage: 110V /220V /277 Advantages·super long service life·high-efficiency and energy-saving·green ... company promised, the user who have purchased Baochang's energy-saving lamp and series(With invoice that printed by the government opened ... are interested in any of our products.Best Rgds,Olivia energy saving lamp with fluorescent light fixture used in counrty yard