Display Type Digital Style Modern Special Function Silent Clock Product Dimensions 30W x 540H millimeters Power Source Battery Operated Age Range (Description) Adult Room Type Living Room Shape Round Material Plastic, Metal About this item p> [No Ticking Wall Clock] - Ultra-quiet modern wall clock. This silent metal wall clock features a high-quality quartz movement that ensures silent operation without ticking and is suitable for sleeping, exercising, studying and working. [Clear and Easy to Read]: The surface of the large wall clock is silent and made of high-quality metal. Beautiful HD patterns give this wall clock a literally timeless look. The silent wall clock with large stereoscopic number gives you an accurate reading to the second, so you don't have to worry about guessing. [Battery Operated Wall Clock]: To operate the gold black wall clock, you need 1 AA battery to power it. For a longer life, please use ordinary carbon batteries instead of high-capacity alkaline batteries!