Smart Fitness Ring with Heart Rate & Sleep Tracking, IP68 (Black, Size 10)

This smart fitness ring provides advanced health tracking with real-time monitoring of heart rate, blood oxygen, stress levels, HRV, sleep stages, steps, distance, and calories. With over 180 activity modes, long battery life of more than 4 days per charge, and an IP68 waterproof design, it supports everyday wear for workouts, swimming, and sleep. The free companion app also enables family health sharing and remote camera control for convenient, connected use.