... high quality 4.long life energy saving lamp 11wFunction:1) Super Brightness: brightness is Halide Lamp, low functional energy- saving lamps ... of five times above the lamp, 185 W can replace 800 w daylight lamp / 400 w high-pressure sodium lamp, and Gong lights Halide ... efficiency and energy saving, simplicity of use, security, economic, can replace ordinary light bulbs.Detailsenergy saving lamp 2U 11W