energy saving lamp 1.Tri-color fluorescent powder 2. With high quality ballast 3.2700K 4200K 6400K Energy saving lamp half spiral1.Using Tri-color Fluorescent powder with high luminous lamp tube, excellent color rending,excellent light distribution.2.Saving 80% energy than incandescent bulbs.3.Equipped with high quality electronic ballast,flicker free, instant start,power factor is up to 98%. ...