Keystone Technologies, KT-CLED40-S1-850-VDIM, Canopy Fixture, Heavy Duty, 120 to 277 V, 40 W Lamp, 125 Lumens/W Light Output, 100000 hr Average Life, Daylight Light, 5000 K Color Temperature, 80 CRI, 0 to 10 V Dimming Ballast, 5600 Lumens, IP65 Enclosure, Ceiling Mounting, Die-Cast Aluminum Housing Material, Bronze Housing Finish, 3.6 in H x 8 in W x 8 in L Dimensions