... voltage: 110 to 130V or 220 to 240VFrequency: 50/60HzAverage lifetime: 6000hrs/8000 hrs/10000hrs availableOptional base: E27/B22/E14Optional Color ... lamps, pendent lamps, supermarkets, restaurants, shops, hotels etc.Certification: Energy Star, UL, CUL, FCC, CE, SAA High power 15w 220v-240v Standard energy saving lamp cap