Measuring 4 ft long, Model HALP-48-2L-LED-M-12C-E2E comes standard with two 28 W LED lamps that are LEL listed, providing 125 lm/W for total of 3,500 lm per lamp. Class 1 Division 2 rated fixture provides daisy chain capabilities and uses four 200 lb grip magnets for mounting. Constructed of non-corrosive materials, unit has polyester housing reinforced with glass fiber, poured in gasket, and impact-resistant acrylic diffuser. Light operates from 120–277 Vac as well as 11–25 Vac/Vdc.