... ~ 3300), white (5500 ~ 6000) 5. 5*1W led bulbs equivalent to 40W incandescent bulbs. 6. Milky cover with better light effect. 7 ... better thermal dissipation than die-cast aluminum housings. 9. Replacement bulbs for traditional halogen lampes, especially for museums, art galleries, cosmetic ... where UV or IR radiation is undesirable.Dimmable CREE LED Bulbs Basic specification Part No. QL-E27-C1W7-W/M-180 ...