LED Street Light 40W. Comparable to a 250 Watt incandescent. Operates wide voltage 100-277 VAC. The rated life is up to 100,000 hours L70 rated. UL, cUL, CB, GS, DLC, SAA, LM-79, LM-80, CE, Rohs, FCC certified. IP 66 or IK10 weather rating. The led bulb is not dimmable. High efficiency Phillips 3030 LED. Up to 5600 Lumen output. Each led achieves up to 140 LM/W output. 10 KV surge protection. The led driver is Mean well for trouble free led power supply.