Ideal for dimmable PAR38, PAR30, and PAR20 flood and spot light applications, including track lights, recessed downlights, display lights, and outdoor fixtures that protect from the elements. It provides smooth, uniform dimming from 100 to 0.5 percent for PAR38 and PAR30 and 100 to 5 percent for PAR20. Energy Star qualified. It uses up to 80 percent less energy than halogen alternatives. Exceeds all industry performance requirements. Has a long life of 50,000 hours (lasts at least 15 times longer than alternative). Excellent Color consistency and high color rendering (CRI).