JustNile Simplistic Creative Round 12-inch Non-Ticking Silent Wall Clock - Black Antenna Clock Hands Modern look with black frame and creative antenna-shaped clock hands Flat glass front covers clock face to protect from dust and debris Non-ticking, quiet and smooth sweeping movement of clock hands Measures 12-inch diameter Requires 1 AA battery (NOT included); recommend using CARBON-ZINC batter not alkaline battery.