This product is made of 3 mm mdf with laser cutting technique and measures 40x40 cm. A silent flow mechanism is used. The hour, minute hand and second are metal. it works with 1 pen battery. Due to the cargo transportation rules, the battery is not included in the product. you can also buy it as a gift to your loved ones. palm decor wishes you a good day... more than 5 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.