... manufacturer of all types of energy-saving lamps... 1.long life span:>6000H 2.energy saving 80% 3.high luminous flux:60lm ... /W Article name: Mini 4U Energy Saving Lamp Power: 9W, 11W, 13W, 15W, 18W, 20W, 23W Diameter ... Plastic material: PBT Tube powder: Tri-phosphor Inner packing: Color box or insert card Outer packing: 50 pcs per cartonApplication: Widely ...