... saving 80% 3.high luminous flux:60lm/W Article name: Mini 4U Energy Saving Lamp Power: 9W, 11W, 13W, 15W, 18W ... Base type: E14, E27, B22 Plastic material: PBT Tube powder: Tri-phosphor Inner packing: Color box or insert card Outer packing ... lawns, in offices, stores and supermarkets or as street lights mini 4u energy saving lamp