【Commercial Grade】 Lightdot 4ft led shop lights fixtures, 50W, 7500 lumens, RA≥90, 100-277v, 800w equivalent to a fluorescent tube, 5000K natural white light can fully meet your lighting requirement, eye protection, anti-glare, energy-saving up to 85%. 【Linkable】Lightdot 4 foot led shop lights come with 5ft on/off cord switch for free control. There is a seamless connection port on the holder of the lamp body for seamlessly connection, also provide the seamless connectors for wire connection, up to 7 pcs fixtures together, perfectly applied to a variety of large space scenes, such as home office, garage, workshop, supermarket, and storage room. 【High-quality & Lightweight】Lighdot led shop lights are manufactured by high-quality aluminum, compact design, milky pc housing, lightweight only 2lb/pc, and come with all install fittings you need, easy to install and control. 【Surface & Suspension Mount】Our 4 ft led shop light offers 2 installation modes, all necessary mounting accessaries for both surface mount and suspension mount (buckle and hanging chains) are included, no need for external wiring. 【5-Years Assurance】Lightdot is backed by our industry-leading 5-year assurance — 3x longer than competitors, it includes new unit for oxidation, wiring issues, or hardware defects. Enjoy 24/7 U.S.-based support with under 4-hour response times. With 15+ years of dedication to engineering premium, high-performance products, we stand behind our products and offerings with 100% support. Lightdot 4FT-5IN LED Linkable Shop Lights*6 Pack Black