? DJDTDTY a manufacturer of LED corn lamps for 10 years, specializing in high quality LED replacement products for the past decade.? LED corn lamps are FCC, CE, EMC and ROHS certified LED corn lamps can be used to replace 100W, 150W, 175W, 200W, 250W, 300W, 500W, 1000W metal halide lamps (MHL), high pressure sodium lamps (HPS), high intensity discharge lamps (HID), incandescent compact fluorescent lamps (CFL) perfectly. .? In addition, LED corn bulb is widely used in indoor lighting, garage, warehouse, garden, workshop, courtyard, patio, barn, shopping mall,supermarket, station, street, school, hospital, restaurant, hotel and so on.? It not only has high efficiency, but also has strong brightness. Besides, we provide five-year warranty, so let's do energy saving together. LED Corn Light Bulbs Parameters :Drive:Isolated Power Supplylnput voltage:AC110-277VCCT:5000KPower Factor: >0.95LED light source: 468pcsLed lanp: 2835/1WCRI: 90Lumen: 17500LMBeam Angle: 360°Base: E26/E39Weight:300gLifespan: >50000hDimension: 4.011.0IN IP Grade: IP64Hull: Aluminium ? Caution.? Make sure to remove or bypass the ballast in the fixture before installation. (Ballast is not required, just wire it directly).? Suitable for use in enclosed luminaires, please check the installation size.? Input voltage should match the luminaire (AC110V-277V).? Suitable for use in wet places (do not use extractor)? In the box. DJDTDTY LED corn light E26 base + E39 adapter? If there is any question about the installation or use of this product, please contact us immediately.