Delight in simplicity and symmetry in our Astoria family. Bubbles of light balance on and balloon forth from trumpets of cast metal. Opal-etched glass diffusers poise in balanced rows, above and below, along a wheel of light, concealing warm, dimmable LED bulbs. Specifications Width/Diameter: 4.75"Height: 13.5"Extension: 6"Backplate/Canopy/Base: 5"Shade Material: GlassNumber of Lamps: 2Wattage: 4w ea.Socket Type: G9-Wedgebase - Led Bulb