Easy installation : Our 5000K LED corn bulb with an E39 mogul base, which are easy to install (just screw into light socket), please noted that the ballast need to be bypassed when changing to LED.You can accomplish without changing out the entire fixture, and also pay less for the electrician.LED Corn light bulbs are some of the most versatile LED retrofit bulbs. Durable Long Service Life: 100W LED corn light produce up to 14000 Lumens at a stunning 140lm per watt ensures fabulous luminous efficiency. Replace for 400W HPS (high pressure sodium lamp) MH (Metal high light) with 80% energy saving. 50,000 hours long lifespan ,Super stable quality and extended service life. It can serve for you up to 11 years with 12 hours use per day, suitable for open enclosed fixtures. Higher brightness:Enhance your outdoor or indoor environment with the new high lumen street lamp an energy-efficient yet simple and beautiful light - 5000K daylight color is very close to the ideal daylight color substitute.Our corn bulb turns on instantly with no delay, lighting up every corner of your room. Wide application: High power LED Bulb, great for outdoor lighting projects, warehouse lighting projects, street lighting projects and so on. Also great for garage,driveway,post light,warehouse,barn, patio, courtyard , garden, street, office, school, hospital, shopping mall,supermarket, station, restaurant, workshop etc.