The Feit Electric 400-Watt E39 (Mogul) Base 4000K Metal Halide high intensity discharge (HID) lamp light is an ED28 shape for your industrial, retail high or low bays, streetlights, parking lots and perimeter lighting applications. It replaces traditional metal halide bulb that produces a light output of 36,000 lumens and using 400 watts of electricity. Feit Electric Metal Halide HID light bulbs last up to 20,000 hours and are RoHS/FCC compliant. Feit Electric C20000/5K/LED/HDRP Corn Cob LED bulb is also available as an HID bulb replacement option. Energy-efficient LED technology puts out high lumens while saving energy. The lifetime of the LED bulb is rated up to 25,000 hours. Replace it with the LED bulb and start saving money on electric bills and maintenance today.