RAB Edgelit Panel Light, Standard, Series: EZPAN™, 120/208/240/277 VAC, 39 W Fixture, 0.15/0.18/0.2/0.33 A, LED Lamp, 40 W Lamp, 117 Lumens/W Light Output, 60000 hr Average Life, Neutral White Light, 4000 K Color Temperature, 83 CRI, Class 2 Constant Current/0 to 10 VDC Dimmable Ballast, Frosted Polystyrene Lens, 4626 Lumens, Ceiling Mounting, Aluminum Housing Material, 2 ft H x 2 ft W x 1-5/8 in D Dimensions