Columbia Lighting tradeSELECT® Wraparound Fixture, Series: CWP, 120 to 277 VAC, LED Lamp, 36.9 W Lamp, 1 Lamp, 54000 hr Average Life, White Light, 4000 K Color Temperature, 80 CRI, 0 to 10 VAC Dimming Ballast, Frosted Acrylic Lens, 4584 Lumens, Surface Mounting, Steel Housing Material, 4 ft L x 9 in W x 3 in H Dimensions