The Hopscotch Lamp Base & Shade includes an energy efficient light bulb. The base is 4.5 inches W x 4.5 inches D, and stands 10 inches tall. The shade is 4 inches wide at the top, 8 inches wide at the bottom, and is 6.25 inches high. It features an on/off in-line switch. The EVA protection bottom prevents scratching surfaces.