Size: 9.84 x 0.2 Inch (24 x 0.5 cm) Please Note: When calibrating the time or making it work, you should first move all the pointers to the twelve o'clock position. Then put the battery and start to adjust the pointer. Material: PVC board, no frame, no glass cover. Silent non-ticking mechanism ensure a good sleeping or working movement. Enjoy a quiet environment! Power Saving: Only requires 1 AA carbon zinc or heavy duty battery ( Battery is not included). Clear numbers on the face creates easy viewing. Hooks included with the clock which ensures easy installation. Perfect clock for hanging outdoors or indoors, living room, bedroom, kitchen, bathroom, office, dining room, sewing room or any other room. Beautify your space, bring different color to your space. It is not only a decoration, but also a great gift for Christmas/Birthday/Kids/Family/Friend.