【ENERGY SAVINGS 】– 300W LED high bay light gives out 45000lm, Eqv.to 1200W HPS/MH fixture, which helps you cut down the electric bill up to 85% instantly. 【2023 Upgrade Lens & More Durable】Commercial high bay LED light with 2023 upgrade lens narrow down the space in middle, making the lighting output more uniform and no yellow spot, help focus light without any light loss as well. Perfect bay lighting for warehouse, workshops, exhibition hall, logistics center etc. 【 ETL & Safety Installation】Lightdot ETL Listed UFO High Bay LED Light include US hook for easy hanging mount, comes with cable and 3-pin plug direct to 100-277V AC power sourcing, as well as provided a safety wire for safety use, no more tools needed. Recommend installation height at 22-32ft. 【Light Decay <5%】 100% aluminum housing with fin design, which is perfect for heat dissaption in order to extand the lifetime up to and ensure high performance for more than 50,000-hour of continuous use. 【5 Year ＆Long Service Life】 24 hour full time after-sales service + 5 years unconditional quality support promise. It is stable and durable for maximum performance, over 50,000 hours lifespan. 100% environmentally-friendly, 100% safe and easy to install. Contact us if any issue. LED High Bay Light for Warehouse/Barn/Garage-4Pack