Lens Troffer, Commercial Offices;Hospitals;Retail Merchandising;Schools Application, 1000 LM Brightness (Lumens), Iron Phosphate Finish, 3-1/4 In;83 MM Height, Cold Rolled Steel Housing Material, 23-3/4 In;603 MM Length, 1 Ea Package Quantity, T8 Shape, Ballast Cover Is Easily Removed Without Tools;Built-In Grid-Lock;Continuous Wiring Special Features, Cul Listed;Ul Listed, 120 to 277 V Voltage Rating, 32 W Wattage, 2 FT Width