Our Round High Bay LED Lights fixtures, with their industrial design, serve as the optimal replacement for 400W MH/HPS to 1000W MH/HPS fixtures. These come equipped with an I-hook for easy hanging, and options for adding external motion sensors. These fixtures also offer dimming capabilities. Used in manufacturing facility, warehouses, garages, high ceiling and open ceiling Stroes, retail location, grocery stores and gymnasiums. these fixtures are coming with tempered glass reflector makes them fit to be used in any environment.