The Feit Electric 175-watt E39 Base 4000K LED HID lamp light is an ED28-shaped bulb for industrial and retail high or low bays, streetlights, and parking lots. It produces a light output of 6,000 lumens using 39 watts of electricity. Use these bulbs only with ANSI ballast H39. Feit Electric HID bulbs have a lifetime rating up to 25,000 hours, with an estimated annual energy cost of $4.70. Choose a dependable Feit Electric light bulb for your residential and commercial needs.