JD Table Lamp with Chrome Colored Shade, John Deere Plate Rolled in on The lamp Base, The Base Wrapped with Diamond Metal Plate The lamp base is made of sturdy metal Approximately 16 in. H x 10 in. W A metal plate was rolled in to make the body of the lamp base It uses a standard light bulb - A15 bulb type from GE, which is about 3-inch height and available at big grocery chains and electrical shops.