Monitor srdcovej frekvencie pri cvičení s Bluetooth, krvným kyslíkom a krvným tlakom, pripomienka monitorovania zdravia spánku, prispôsobiteľný vodotesný inteligentný náramok M4

Explanation: 1. The size is manually measured, please allow for slightly smaller size differences; 2. No box, 3. Color products are images, but due to differences in lighting and screen settings, the color of the product may be slightly different from the image; 4. We have all the products in our store, you can place an order; 5. After sales service, please inspect the product after receiving the goods. If there are any quality issues, please contact customer service for coordination; The general transportation time for products is about 10-25 days. You need some patience to obtain satisfactory products. If you haven't received the goods for a long time, please contact customer service promptly. Wishing you a pleasant shopping experience, thank you again for your visit!!!