N/A Da Rings Smart Ring - Silver, Size 8

New in sealed box. The Da Rings Smart Ring is an affordable, subscription-free wearable designed for 24/7 health and fitness tracking, featuring monitoring for heart rate, blood oxygen, stress, and sleep stages. It offers a lightweight (3.5g) titanium/resin design with 5ATM or IP68 water resistance. The device syncs with the Da Rings app to track activities like steps and workouts, supporting 3–5 days of battery life. Compatibility: Works with Android 5.0+ and iOS 10.0+.