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Specification Book Ordering Instructions Within seven days of receiving the product, if there are any quality issues, we guarantee a replacement for non-human damage or defects not originating from the machine itself. If there are no visible damages in appearance, we will replace it with a new one of the same model. All products are non-returnable and cannot be exchanged for other styles or models. Shipping costs are borne by each party; agents are responsible for all shipping costs. Six months warranty! Original parts are guaranteed to be replaced within one month Buyers please confirm receipt within 48 hours after receiving the product! Otherwise, it will be considered as automatically giving up all after-sales service from the company!! Please do not delay due to concerns about quality issues! If there are any quality issues with the product, we will definitely provide warranty!!If you are a middleman, please communicate any issues between you and the customer directly. Please do not use this as a reason to refuse payment. 1. Malfunctions caused by the following situations are not covered by the free warranty: 1. Water ingress; 2. Normal wear and tear such as cables and batteries; 3. Failure caused by physical damage after strong vibration or squeezing: such as being dropped or crushed; display screen or camera, etc 4. Free products are not covered by the warranty 5. Damage caused by improper use, failure to use, maintain, or service according to the product's instruction manual; 6. The fragile warranty sticker on the body is blurred, torn, or altered; 7. Outside the free warranty period, we provide long-term paid maintenance services. 2. Precautions: We will ship the goods on the agreed date within 72 hours after placing the order After purchase, if the buyer does not like it due to issues like not looking good or not being used to it, which are not product quality problems, no returns or exchanges are provided, and additional charges apply for replacement.Please consider carefully before purchasing to avoid unnecessary disputes! Most of the product parameters come from public information on the internet and are for buyer reference only. If the parameters change or are updated later, the company will not modify them. Any discrepancies in parameters cannot be used as a basis for returns or exchanges The company does not provide guidance on using data cables for downloading or setting up GPRS, except for non-phone-related issues! If you have any questions, feel free to leave a message, and we will respond as soon as possible Product prices may change at any time. Buyers are responsible for the price at the time of payment. Buyers cannot claim compensation for price reductions after purchase All product data are for reference only and cannot be used as professional equipment, such as medical equipment Due to high daily shipping volume, we cannot guarantee that any item will be in sufficient stock. Please contact customer service before placing an order All products in the store are shipped without invoices by default. If you need an invoice, a tax point will be added. Please consult customer service for the tax rate 3. Instructions for Device Exchange and Warranty Period: Replacement: If the company runs out of stock or stops production, exchanges are not possible and only warranty service is available. Thank you for your understanding Warranty: After receiving the machine, it can be returned within seven business days under normal circumstances; some machines may require more time During the warranty period, the buyer is responsible for the return postage; otherwise, they will not be eligible for exchange or free warranty For products with issues during the warranty period, you only need to send back the problematic item; there's no need to send the entire set.When sending, please indicate the issue, customer name, return address, phone number, and full name on the paper.Please be sure to specify the reason for the watch issue. If you do not indicate the watch problem with paper, it will be impossible to diagnose the watch malfunction, and any resulting losses will be borne by the buyer! Outside the free warranty period, the company provides cost-price services Repair Service