[About us] Our products are factory direct sales, price incentives, quality assurance, can add logo, can be customized, all express can be sent, please take a photo to contact customer service, thank you for your visit, wall art watch shop I wish you a happy shopping!! Sticker Material :EVA Foam (vinyl vinyl acetate) Clock Material: Metal, acrylic Hour hand :31 cm / 12.4 "minute hand :39 cm / 15.3" clock machine :12 cm / 4.9 "Advantage: Acrylic's non-damaging wall clock Final decorative size is to determine how you want to decorate your wall. [Tips] Battery use a No. 5 carbon battery (buyer's own), do not use Nanfu, Duracell and rechargeable batteries, because such high-quality batteries have high current output, affecting the service life of the movement, and sometimes even affecting the accuracy of travel time. Use cheap carbon batteries for wall clocks.