0, Fixture Voltage 120 to 277, Fixture Rated Life 60,000 hr, Fixture Length 24 in, Fixture Width 24 in, Fixture Height 4 1/4 in, LED Replacement For U-Bend, Emergency Back Up Battery No.0, Lumens per Watt 90.LED Architectural Recessed Troffer,41W Fixture Wattage 41.