1,Energy Saving Lamp 2,Best quality. up to 10000 hous lifespan. 3,Competitive price. Energy Saving LampFeatures:More compact structure, ... or 220 to 240V Frequency: 50/60Hz Average lifetime: 6000hrs/8000 hrs/10000hrs available Optional base: E27 ... table lamps, pendent lamps, supermarkets, restaurants, shops, hotels etc.Certification: Energy Star, UL, CUL, FCC, CE, SAA 38W Half Spiral energy saving lamp ...