Smart Ring with Heart Rate, Blood Oxygen, Sleep Tracker, Step Tracker IP68 Waterproof Fitness Tracker Fitness Ring for Women Men, Compatible with iOS & Android

[Please Measure Size Before Purchase] To ensure the perfect fit and comfortable daily wear, please carefully check the sizing chart and measure your finger circumference before ordering. Proper sizing helps avoid unnecessary returns and ensures long-lasting comfort for all-day health and fitness tracking. [24/7 All-Round Health Monitoring] Equipped with high-precision sensors, this smart ring tracks heart rate, blood oxygen, stress levels, and heart rate variability to provide real-time insights and comprehensive data analysis, supporting proactive daily health management for both women and men. [Accurate Sleep & Multi-Sport Tracking] Automatically monitors your sleep cycle, recording deep sleep, light sleep, REM, and awake periods to deliver detailed sleep quality analysis.

Supporting multiple common sport modes such as running, cycling, yoga, hiking, and swimming, it accurately logs steps, calories, distance, workout duration, and intensity to help you reach fitness goals. [Long Battery Life & IP68 Waterproof] Enjoy 57 days of battery life on a full charge, extended by the portable charging case for outdoor and travel use. IP68 waterproof rating allows safe wear during handwashing, showering, and shallow swimming. The scratch-resistant, matte-finish surface resists fingerprints and daily impacts for durable performance. [Lightweight Comfort & Free App Access] Slim, polished design delivers a lightweight, skin-friendly fit for all-day and overnight wear.

All health data, reports, and functions are accessible via the dedicated app with no subscription fees. Sync data seamlessly with iOS and Android devices for convenient family sharing and continuous health improvement