Product name: LED Watch Strap Material: Silicone Packing specification: OPP bag The product includes: silicone strap*1+electronic watch core*1 Battery: Built-in button battery Number of batteries: 2 Whether it is rechargeable: not rechargeable Please note: the size is rough manual measurement, not fine, there may be errors. Just as a rough reference when purchasing; life waterproof: refers to splashing water, do not bathe or soak, keep away from hot water and steam. suggestion: 1. Dear friends, thank you for trusting our products. We are happy to answer any questions you have about the product, and we will also provide you with quality after-sales service. 2. Customers who are ready to buy, please make sure the address is correct. Please confirm before purchasing, thank you! 3. Due to EU taxes, orders cannot be combined for shipping. If you need to buy more than one item, please add the items you want to your shopping cart, make your selections, and combine the payment. In this way, the products will be shipped together, and there will not be any packages shipped separately. Thank you for your support and understa 4. We accept wholesale and retail as well as drop shipping (we will not put any promotional information on the package)