... quality. up to 10000 hous lifespan. 3,Competitive price. Energy Saving Lamp Features:More compact structure, cuter appearance High light output ... excellent color rendering Dramatic energy saving and longer life Flicker free starting operation Ideal replacement of incandescent lamp T2,T3, T4 ... table lamps, pendent lamps, supermarkets, restaurants, shops, hotels etc. 23w Half Spiral energy saving lamp