U type energy saving bulb High quality U type energy saving bulb Using A Class triphosphorNo Noise when it start ,eye-caredQuickly startLong life span: 6000hrs ,8000hrs ,10000hrsReal watt:85%Watt: 25W Voltage Range: 110-120V ,220-240VColor Temperature: 2700K 6400K ,4200KD (mm): 48L (mm): 165Base: E27 B22 E 26Certificate: CE RoHs SAA