Registered Community Design Pending. Patent pending. Lasts 10 times longer than an equivalent incandescent lamp (10,000 hrs). Suitable for use in Fire Rated Downlights . Maximum ambient temperature (Ta) 65°C. Three step dimming using a standard light switch - not a retractive switch. Three dimming steps from 100%, 75% & 15% . If used with occupancy sensors these should be set to a 20 minute minimum.