GE Lighting 75405 Reveal Spiral CFL 10-Watt (40-watt replacement) 450-Lumen T3 Spiral Light Bulb with Medium Base, 1-Pack Uses 10-Watt with 40-Watt light output! Specially made to filter out the dull yellow rays Clean beautiful light For table lamps, closet lamps and standard applications This bulb will help you save money on energy bills