RAB Center Basket Troffer, Dimmable, Series: SWISH, 120/208/240/277 VAC, 20 W Fixture, 0.16/0.1/0.09/0.08 A, LED Lamp, 19 W Lamp, 126 Lumens/W Light Output, 100000 hr Average Life, Neutral White Light, 4000 K Color Temperature, 85 CRI, Class 2/Constant Current Ballast, Frosted Polycarbonate Lens, 2461 Lumens, Surface Mounting, Cold Rolled Steel Housing Material, 2 ft L x 2 ft W x 4 in H Dimensions,