Nowy SR08 z wyświetlaczem dotykowym Smart Band Wielofunkcyjny pierścień do pomiaru tętna i tlenu we krwi

Ordering Instructions: 1: All products in our store are commercial trade items. Once shipped, there are no returns or exchanges without reason within seven days.Each product is inspected upon receipt of materials and tested twice before shipment to ensure quality delivery. If there are quality issues, we will only exchange but not refund the product. 2: After-sales service is only available domestically. If the goods have been shipped abroad, we are only responsible for resolving issues. For quality problems requiring exchanges, the buyer is responsible for shipping costs abroad.The product was returned and found signs of human damage during use, affecting secondary sales for paid repairs/replacements.After-sales service time: Due to the rapid updates of electronic products nowadays, long-term warranties are often offered. For products on sale, repairs/replacements can be paid for, while discontinued products can only be repaired without returns. 3: All products in our store are non-medical machine products and are only used as auxiliary smart electronic products. The measured data is for reference only and does not serve as medical data.The pages are all creative displays for reference only. 4: The unit price of all products in our store is exclusive of tax.