Westinghouse 3792000, 68 Watt CFL Light Bulb, (250W Equal) 6500K Daylight 82 CRI 4200 Lumens Watts: 68, Volts: 120 Color/Kelvin Temperature: Daylight/6500K CRI: 82, Lumens (Brightness): 4200, Rated Lifetime Hours: 8000 Base: E39 Mogul Incandescent Equal: 250