Satco S9396 100 Watt (400 Watt HID Equivalent) 13,300 Lumens Length 9.62 inches Diameter 5.87 inches Non-Dimmable LED Natural Light 5000K Mogul Extended Base Ballast by-pass 100-277 Volt, Approved for Totally Enclosed Fixtures Minimum Compartment Size (if Enclosed) Length 17.3 inches x Width 9.25 inches x Depth 9.25 inches Lamp Length 9.62 inches x Diameter 5.87 inches Replaces Incandescent 500 Watt / CFL 150 Watt / HID 400 Watt High Lumen Omni-directional LED for Industrial/Commercial applications; Safety chain included Ballast by-pass - Direct wire only 100 - 277V UL approved for totally enclosed fixtures ; IP65 rated; DLC approved; Classified under UL 1598C ; Base up, base down or horizontal operation Power Factor &gt;0.9; Operating temperature range -20C to 65C; Operating Frequency 50-60Hz; Working Voltage AC 90-305V Emits no UV light / Contains no Mercury (Hg)