Available options may differ from photo. Design by Works Studio, 2005. Wall light for direct and indirect illumination. Polished chrome finish. fixture includes back plate to cover standard junction box. Material(s): metal Dimensions: 2.4"W X 2.4"H X 7.8"Extension; Lamp Type: halogen Bulbs: 1 X 150W 120V DC Bayonet based halogen lamp Listing: UL, cUL