Ready to assemble mechanism for easy assembly can be applied up to 120 cm diameter can be applied up to a diameter of 70 to 120 cm numbers are 7 cm long hand : 13 cm hand : 18 cm mechanism 10 cm (hanging on nails) digit thickness 8 mm material wood mirrored plexiglass (not sticker - non-deform durable material) numbers stick (quality adhesive) clock mechanism: silent flowing seconds (silent sweep movement) special design laser cut hour and minute hands are metal. it works with 1 aa battery. ready for assembly. you can apply directly to the wall by removing the protector on the back of the pieces. there is also a protective gelatin in front of the plexiglasses. you can use a damp cloth during cleaning. more than 100 stocks are offered to be sold at the campaign price. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.