Diameter of clock: 20cm; Square size: 10cm (5pcs), 6cm (5pcs), 2.5cm (7pcs); Style: Fashion; Shape: Clock; Clock battery: 1 x AA battery (not included); No harm to the environment and health; Easily removable without damaging your wall; Easy to paste the decal without any messy paint and brushes; Decoration for your room; Unique style, creative and fashionable.