This Feit Electric 50-watt equivalent traditional glass split reflector PAR16 flood LED light bulb has a GU10 base. Featuring bright white and high 90+ CRI (color rendering index) rating this Enhance LED is our highest quality energy efficient light with bolder color rendering and enhanced contrast so people and objects appear more realistic and vibrant. This PAR16 reflector produces a similar light output while using less energy than a standard 50-watt incandescent light bulb. The dimmable light shines all around for even light distribution, has an average life of 25,000 hours/22.8 years and is safe for indoor or outside use. Choose a dependable high quality 120 volt PAR16 bulb for residential or commercial applications.