3 POWER & 3 CCT Adjustable. The liner high bay light can be adjusted color temperature from 4500K neutral white to 5000K daylight, to 5700K cool white. And it also can be adjusted three wattage (L/M/H) options for 300W, 240W, 200W. UL&DLC Listed Industrial Quality. UL Listed and DLC Listed LED warehouse light equipped with industrial grade material of SMD3030 chips, die-casting aluminum body of excellent heat dissipation, efficient driver, 120° beam angle and anti-galre PC lens. Super Bright & Energy Saving. Extra bright 300W high bay shop light with 45,000 lumen, 150LM/W high efficiency, high power factor >90%, saving 85% your electric bill, 100-277VAC input. This hanging bay light can be easily installed to the ceiling with 2pcs V-shaped hooks, 2pcs 4ft steel chains, installation screws, and 4.9ft power cable need to hardwired. Wildly application for warehouse, factory, shop, parking lot, sport court, supermarket, workshop, and other indoor large area illumination. Workshops, supermarkets, storage yards, gyms, manufacturing spaces, and large retail spaces. 17 Years Long-lasting & 5 Years Service. More than 50,000hours long-lasting17 year long-lasting when. Rated Power: 240W / 320W / 400W. Lumens: 36000LM / 48000LM / 60000LM. Color temperature: 4500K / 5000K / 5700K. Input Voltage Range: AC 100-277V. Replacement Bulbs: 1500W HID/HPS. LED Type: SMD3030 LED chips with 150Lm/W. Power Factor: >0.9. Waterproof rate: NOT waterproof. Materias: Aluminum & PC. Operation temperature: -40°F (-40°C) – 104°F (40°C). 1 400w Led linear high bay light. KUKUPPO Founded in 2011. With over 3 million customers in more than 100 countries and regions around the world, partner and supplier to many power organizations. We are high-Technology company specialized in manufacture Commercial and industrial LED light. Advanced production equipment and Excellent R & D ability help us to combining Service, production, sell together provide top-level products to our customers. Mainly products LED Corn bulbs, LED retrofit kits, LED high bay fixture, LED Shoebox fixture, LED Barn Light, LED Temporary Work Light etc. All Series of innovative Energy Saving LED products for provide solutions of indoor and outdoor lighting. Safety certification UL? ETL and Energy certification DLC for rebate. KUKUPPO is set up warehouse in OH, TX and KY. We strive to ensure 100% satisfaction for each and every one of our customers. All of our products are one hundred percent brand new. Please inspect your order upon arrival for missing/incorrect items. Please messages us to notify us of any missing/incorrect item. Item may be return within the return period. Goods must also be in its original box and packing. Do not dispose of the box or any packaging materials until you are satisfied with the product. Office Time: 9:30 – 18:30, Monday – Saturday (UTC+8). We will respond you within. Your satisfaction is our pursuit. We really appreciate the chance to improve our service!