(Don't need ballast, just direct wire them). We pay most attention to the product safety and reliability standards, UL cUL safety certification approved. We produce LED lights since 2010 with fully quality certification assured.Up to 150LM/W SMD2835 LED chips, NUOGUAN LED Corn Bulb can deliver 37500 lumens only consume 250watt power. Aluminum fin heat sink body with inside fan active cooling solution gives KUKUPPO LED corn light 50000 hours long lifetime (23 years, based on 6 hrs/day). NUOGUAN LED Corn Bulb Lights have UL, cUL safety certifications, please worry free when using it. Please turn off power before install or change assembly parts (AC100V-277V). Please make sure to remove or bypass the ballast in the fixtures before installing. Suitable for enclosed luminaries, please confirm the installation size before purchasing. IP44 waterproof rate, Suitable for damp locations (Do not use with dimmers). 160W, 200W, 250W, 300W LED Corn Bulb prohibit used in enclosed fixture owing high power, otherwise the high temperature in enclosed fixtures will broken the bulb, INDOOR OPEN FIXTURE ONLY. LED Corn Light Bulb 6000K. All packages are sent via. Certified Safety LED Light Products 3.
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Dear buyers, Welcome to our store! Office Time: 9:30 - 18:30, Monday - Saturday (UTC+8) 2. Thanks for your patronizing, good luck! This item is in the category "Home & Garden\Lamps, Lighting & Ceiling Fans\Light Bulbs". The seller is "kukuppo-led" and is located in this country: US.This item can be shipped to United States.