Dimmable candelabra dimmable in range of 100 - 10 percent using ordinary dimmers. New patented flicker-free Analog Dimming system. Reliable start at the lowest setting. Patented design for direct replacement of incandescent light bulbs Candle style. High Luminous Efficacy: Up to 45 Lm/W. Wide range of operation ambient temperatures: - 20 C to 60 C. New Patented Amalgam Technology: Any working position with stable light output. Superior Lumen Maintenance of 85 percent after 3200 hours of use.