... energy saving lamp 2.80% electricity saving 3.Diameter:7mm,9mm,12mm 4.Base:E27, E14, B22 5.Lifetime:6000-10000hr 3U energy ... saving lamp description:1.Tube Diameter:φ7mm,φ9mm,φ12mm, Power:9W,11W ... :1) Small size, quick start, no flick2) With excellent 80% energy saving3) With tri-phosphor powder of light tube4) High lumens ...