TCP 150 Watt Equivalent Single-pack CFL Spiral Light Bulb, Non-dimmable, Daylight 6500K 4894265k ENERGY SAVINGS - uses only 42 watts! replaces 150 watt incandescent LONG LIFE - lasts 10.9 years based on 3 hours use per day. Rated @ 12,000 hours EXCELLENT COLOR CONSISTANCY - Daylight 6500K PERFECT FIT - use in table lamps, floor lamps and ceiling fixtures WORLD CLASS TECHNOLOGY - manufactured by TCP Lighting, a leader in LED innovation