Light Fixture, T8 Bulb Shape, 51.7 in Length, 6.812 in Width, 5.75 in Height, 120 to 277 V ac, 32 W, Electronic Ballast, >80, White, 1725 lm Brightness (Lumens), 50000 h Average Life, Medium Base, 5000 K, 2 Lamps, Polycarbonate Housing Material, Ceiling Mount/Wall Mount, 12 lb/EA