... 240V Frequency: 50/60Hz Optional base: E27/B22/E14 Optional Color Temperature: 2,700K/4 ... energy saving and longer life Flicker free starting operation Ideal replacement of incandescent lamp T2,T3, T4 ,T5 tube are available ... Applications Shopping malls, table lamps, pendent lamps, supermarkets, restaurants, shops, hotels etc. 100% tri-color material 8000h lifespan energy saving light bulb ...