Ultra Brightness The architectural LED suspension light fixture delivers impressive illumination with its ultra-high efficiency of 115 lm/W. It produces 4600/5750/6900 lumens of brightness while consuming just 40/50/60 watts, providing abundant, uniform, and energy-efficient lighting for rooms with high ceilings and large spaces. High Ceiling also Applies Thanks to its high brightness, this linear light fixture can be installed at heights of up to 19.69 feet, making it an ideal choice for supermarkets, retail stores, conference halls, duplex office buildings, private studios, and more. Color Temperature Selectable With a choice of three color temperatures-3000K/4000K/5000K, you can satisfy the lighting requirements of various rooms while keeping a cohesive decor style, and it seamlessly complements your current lighting setup. Suitable for Commercial and Residential Ideal for both 277V commercial applications and 100V residential settings. Compatible with most 0-10V dimmers available. You can connect up to 6 units at 120V and up to 14 units at 277V. Please note that Ultra Bright series LED linear lights must only be connected with other Ultra Bright series LED linear lights. Use with Confidence The office light fixture boasts ETL certification and a remarkable lifespan of 50,000 hours, ensuring safe and reliable use over an extended period. Additionally, it is backed by a 3-year warranty to safeguard your rights and benefits. Note Ultra Bright series LED linear lights can only be connected with Ultra Bright series LED linear lights. Other accessories not included in the package need to be purchased separately. Connect up to 6 units at 120V voltage. Connect up to 14 units at 277V voltage. Specifications Wattage: 40W/50W/60W Voltage: AC 100-277V Equivalent: 300W Luminous flux: 4600lm/5750lm/6900lm CRI: 80 Lifespan: 50,000 hrs Beam angle: 105° CCT: 3000K/4000K/5000K Dimming range: 0-100% Waterproof rating: Damp location Working temp: -4°F-104°F Material: Aluminum & PS