Bague de surveillance intelligente transfrontalière à succès : suivi du sommeil, comptage des pas, fréquence cardiaque, saturation en oxygène, assistance à distance, et mise à jour de sa durabilité

This store is an original factory wholesale platform, and we would like to provide the following clarification: 1. All products do not support retail sales. Retail customers are advised not to place orders. Those who purchase independently will not receive after-sales service and cannot return or exchange items 2. For dropshipping customers, please apply for dropshipping first. After approval, you can use our store's products. Customers who list products without approval will not receive explanations from our store if they receive complaints 3. For dropshipping customers, please strictly adhere to the market guide prices set by our factory. If found to be selling at low or arbitrary prices, our factory will use patent and image intellectual property rights to file complaints and revoke dropshipping status. Thank you for your support!