E26 or E27 male base. 60 Watt LED Bulb. DLC, UL, FC, CE and Rohs listed. CRI>83. Long life up to 50,ooo hours. Up to 7200 lumen output. Very nice LED bulb, works with DLC and is UL listed. Operating voltage is very wide for high voltage applications such as 277 or higher up to 305VAC. Available in white 5000K, daylight white 4000K and Warm White 3000K. Short circuit protection, over current protection, over temperature. Sports, Post top, High and Low bay lighting. Has 180 LED chips. Replaces 225-250 watt metal halide / HPS / LPS.PF>99%@120VAC, PF>93% @ 230VAC. Each LED has 120 degree viewing angle, the LED bulb has 360 degree illumination. Please remove or bypass any existing ballast or will cause the LED bulb to fail.