【Super bright & High efficiency】4FT 300W LED Linear High bay shop lights with motion sensor provides super bright daylight at an output of 28350 Lumens with high efficacy of 135lm/w. For greater energy savings, it has 1-10V dimmable function to meet various lighting requirements(Dimmer not included). 【MOTION ACTIVATED】Our LED high bay lights is designed with intelligent and energy-saving PIR motion sensor induction. Detects motion up to 30FT~ 49FT. The hold time of the motion sensor high bay light is 5 minutes. When people leave the induction area, high bay lights will be dimmed to 30% brightness and then turned off after 60 minutes. 【Wide Application】 With an enclosed power supply and covered optics, 4ft LED linear high bay led lights are designed for durability in commercial/industrial bay lighting applications. With a beam angle of 120°, CRI＞80, light decay＜ 5%,135lm/w, made them become a perfect solution for those commercial bay lighting areas where need bright lighting, such as garages, warehouses, gyms, manufacturing space and large retail spaces. 【Easy Installation】4ft LED linear high bay led light is equipped with V-shaped hook and steel chain. Fixing the chain, and making the V-shaped hook fixed to the lamp body, then connecting the chain with the hook. Includes all necessary mounting hardware for easy suspended mounting, Hanging Mounting/Flush Mounting. 【5 Years After-Sales Support】 Rebate eligible with DLC and UL Certificates. 4ft LED linear high bay led light have spent more than 20 years manufacturing high quality, high performance products, and always maintain 100% support, We want the original owner to guarantee that all products are free of manufacturing defects throughout the linear highbay fixture life cycle. 【Metal Pins Without Fire Risk】ElephantDepot's Highbay uses safer metal pins than ordinary plastic pins. Not only can the LED board be fixed better, but also eliminates the possibility of the plastic pins degrading and coming into contact with the combustible materials of the light body, causing a major fire risk under prolonged use. Upgrade your lighting system with our cutting-edge LED Linear High Bay Fixture. Designed with a sleek metal housing and a durable acrylic shade, this linear led warehouse lighting high bay combines style and durability to provide exceptional lighting performance. With its energy-saving design, it helps reduce electricity consumption and lower your energy costs.The linear led highbay shop light can also equip with optional features such as backup battery/driver, allowing it to function during power outages, and a motion sensor for enhanced energy efficiency. DLC Energy rebate certified,5 Years After-Sales Support. Perfect for warehouse & storage, manufacturing, sports facilities, gyms and retail centers, this high bay fixture delivers bright and uniform illumination, creating a safe and productive working environment. Experience the benefits of advanced LED technology and elevate your lighting system to new heights with our LED Linear High Bay Fixture.See similar 155-watt, 170-watt, 210-watt, 300-watt linear Highbay lighting versions and Motion sensor for your option.