11-inch Vintage Atomic Style Metal Wall Clock, Convex Glass Lens, Home Decor (WM0590 Vintage Bronze) Steel moulded and plated frame, antique finished, metal hands, convex Glass lens guarantee good view. Powered by one AA battery (not included). Please use average carbon battery, instead of high duty batteries. Dimension: Dia. 11" D.2.5"(28.5 x 7.3 cm)