Hippih 12"Silent Non-ticking Wall Clock- Metal Frame Glass Cover,501-A Large numbers guarantee good view. Super-quality Quartz Sweep Movement guarantees accurate time and absolutely silent environment; Average battery can last more than 1 year. Powered by one AA battery. Please use average carbon battery, instead of high duty batteries. Back nail slot offers easy installation. GUARANTEE - Backed by our 100% no hassle refund guarantee. If you dont love this, return it anytime for a 100% no hassle refund. With that no risk guarantee simply add one to your cart now.