Heavy cast backplate, compatible with Incandescent, LED, Fluorescent and Halogen bulbs. Distance from outlet opening to top of fixture 2.25. Fixture can be hung with bulbs facing up or down as a Wall Mount or facing down as a Ceiling Mount. In order to maintain the finish, we recommend simply using water and a cheesecloth towel. Rated for 100 watt maximum. Solid Brass 180 degree adjustable swivel with internal teeth that lock in at 5 degree intervals with engraved cast cup. The interior finish of the shade matches the exterior finish of the shade. Has a height of 16 inches when hung as a Flush Mount. Available in several finishes.