High efficacy dimmable LED reflector lamp. 6W PAR20 saves 44 watts of energy when compared to a 50W halogen PAR20. 45,000-hour average design life. Smooth dimming to 10% of full light levels. Excellent color rendering. Instant-on light. Emits virtually no UV/IR light in the beam. Contains no mercury. Lowers maintenance costs by reducing re-lamp frequency. Will not fade colors, avoids inventory spoilage.