60W LED Corn Light Bulb, 250W Equivalent, Large Mogul E39 Base, 8115 Lumens, 4000K, IP64 Waterproof Outdoor Indoor Area Lighting, Replacement for Metal Halide HID, CFL, HPS BRIGHT LIGHT, BRIGHT SAVINGS  LED corn light bulbs are built to be the universal retrofit bulb for tons of applications and can save you up to 81.6% on electricity costs compared to the HPS, HID, Metal-Halide, Incandescent, CFLs that they are replacements for. Better cooling with aluminum heat sink and best-in-class fan for longest life EASY INSTALLATION - Our LED corn cob light bulbs com in 4000k, 5000k, and 6000k kelvin light temperatures, and E39 mogul screw base (60W, 40W, and 30W also come in standard E26 base). Super easy LED retrofit bulbs for incandescent/metal-halide replacement. Because LED lights use a driver, not a ballast, you must bypass the ballast (metal halide others). Consult your electrician. LATEST TECHNOLOGY, LONG LIFE - Our E39 mogul base LED corn light style retrofit bulbs are made in 2018 with the newest tech, verified by the date code on the box. Uses LED SMD2835 Technology to obtain 115-150 lumens per watt and project light in a 360-degree fashion. Bulb is rated to last 23 years assuming 6 hours of usage per day. QUALITY ASSURED - Our 5-year unlimited warranty has your back. Contact us for quick and fast light replacements. UL LISTED and DLC CERTIFIED - UL listed for enclosed and non-enclosed fixtures (see technical details) and equipped with autosensing and rated for 110V-277V AC, DLC certified for rebate and incentive programs from numerous utilities, cities and states, nationwide.