1) 7-26W 6U CFL Energy-saving Lamps 2) Long Lifespan 6U CFL with 2,700K Warm White Color Temperature and 7 to 26W PowerModel Number: 6U CFLsShape: UBase: E27/ E14/B22Voltage: 110 to 130V/220 to 240VPower: 7 to 26WPowder: tri-phosphorColor temperatures: Warm white: 2,700KCool white: 4,100KDaylight: 6,500KLifespan: 3,000, 6,000 and 8,000 hours 7 to 26W 6U CFL Energy saving Lamps