You can adjust the position and dial size of your wall clock to your liking while enjoying the fun of making it with your family and friends.The package is easy to install and includes self-adhesive paper and a ruler for easy installation. Each mirror has a protective film and should be removed after assembly.High density EVA foam and acrylic mirror surface, good adhesion, good water resistance and good stability. Environmentally friendly, non-toxic, safe for childrenModern design, large wall decoration and acrylic mirror give your room a stylish and modern ambience. Suitable for smooth walls in living rooms, children's rooms, dining rooms, kitchens, offices, bathrooms, cafes, hallways etc.Specification:Material: EVA, acrylichour hand length: 31cmminute hand length: 39cmwatch container size: 12 * 2cm (diameter * Thickness)reference size (diameter): 90-100cm (standard); 70cm (minimum); 130 cm (maximum)Accuracy: -0.8 ~ + 1.2 seconds / dayPower: 1 AA battery (not included)Warm Tips:1. Please use AA carbon battery.2.If you find there are scratches on clock numbers, pls don't worryIt is on the protective film but not on its own.3.Please install the hour and minute hands in parallel, otherwise the clock will not work. Do not use your hands to turn the pointer, but use the gear key to move the clock.