Smartring Colmi R10 17.9MM 7(musta)

The Colmi R10 17.9MM Smart Ring in Black offers continuous health and activity tracking in a sleek, minimalist design. It monitors heart rate, SpO₂, stress, body temperature, sleep, steps, distance, and calories. Water-resistant to 5ATM, it is suitable for daily use. Data syncs automatically via the QRing app. The compact charging case provides up to 13 full recharges, with 3-5 days per charge. Includes USB-A to USB-C cable and user manual.