Rated at a 50,000 hour life, the Lighting Science Definity DFN20CWV2NFL120 8 watt dimmable LED PAR20 high output narrow flood lamp is a direct result of top-tier LED technology. The bulb has a medium (E26) base, fitting any standard socket and allowing for an input voltage of 120 volts. At a color temperature of 5000K, the bulb has a stark white glow and produces 480 lumens. It is the perfect replacement for a 50 watt halogen and seamlessly transitions into retrofit applications. The Definity PAR20 comes with a 5-year warranty and is excellent for use in commercial, display, hospitality, residential, and retail lighting.