Spiral energy saving lamps spiral CFL spiral lamps full spiral energy saving lamps Half spiral CFL lamps with different color temperature, different base options, E27 B22 E14 Features: More compact structure, cuter appearance Full Spiral Energy saving lamps with High light output and excellent color rendering Dramatic energy saving and longer life Full Spiral energy saving lamps with Flicker free starting operation Ideal replacement of incandescent lamp T2,T3, T4 ,T5 tube spiral energy saving lamps are available Specifications: Full spiral CFL lamps Optional wattage: 7-105W Full spiral CFL lamps Operating voltage: 110 to 130V or 220 to 240V Energy saving lamps Frequency: 50/60Hz Full spiral energy saving lamps Average lifetime: 6000hrs/8000 hrs/10000hrs available Full and half spiral energy saving lamps Optional base: E27/B22/E14 Optional Color Temperature: 2,700K/4,100K/6,500K