BRIGHT LIGHT: 150 lumens per watt and project light in a 360 degree fashion and able to replace 450W to 600W MH/HPS/HID bulbs. Save up to 80% on electricity bill under the same brightness. INDUSTRIAL STANDARD: Finned radiator+Maglev fan dual heat dissipation, drive power overvoltage protection and overheat protection are available to ensure the longer and stable working time. UNIQUE DESIGN: PC cover protect the light, can be used indoor and outdoor. Waterproof, dustproof,anti-corrosion. UL LISTED and DLC CERTIFIED: UL listed to meet the necessary safety and reliability standards and better quality, DLC certified for rebate and incentive programs from numerous utilities, cities and states, nationwide. 3 YEAR WARRANTY:Based in United States. It will be delivered quickly and well-packed. All backed by a 3 year unlimited warranty. Contact us for an easy and fast replacement. ›See more product details