This is a Utilitech 27W CFL bulb designed as a 75W replacement with a 4 Pin/Prong base. It emits a clear white light at 6500K+ Ultra Daylight color temperature, providing 1250 lumens. Suitable for indoor and outdoor use, it has a contemporary style and frosted finish. The bulb has a lifespan of 5,000-9,999 hours and comes with a 2-year manufacturer warranty. Bottom edge of bow is cut.