Clear and easy to read: The surface of the wall clock is made of high quality thickened 4MM tempered glass. Beautiful HD patterns give this wall clock a literally timeless look. Non-ticking silent wall clock digital: A silent quartz sweep clock motor with continuous movement ensures accurate timekeeping and a completely quiet working or sleeping environment. Classic and simple design: Certainly not just for telling time, 12 inch wall clocks are perfect for adding an ornate appeal to your wall. Perfect for bedroom, school, office, living room, kitchen or commercial applications. Battery operated wall clock: Requires a single AA battery (not included). For longer life, please use ordinary carbon batteries instead of high-capacity alkaline batteries! Easy to hang: The clock simply hangs from the keyhole slot on a nail, screw or hook and the slot attaches to the motor on the back of the clock.