Medical-Grade Health Monitoring On Your Finger: Experience comprehensive health insights with advanced sensors: clinical-grade ECG for heart rhythm analysis, continuous SpO2 for blood oxygen levels, highly accurate (±5bpm resting) dynamic heart rate tracking, body temperature sensing, and non-medical blood glucose trend monitoring all seamlessly integrated into a discreet ring. Unmatched Fitness & Wellness Precision: Go beyond basic tracking with our proprietary algorithms. Achieve >95% step accuracy (validated against Garmin), detailed sleep stage analysis, multi-sport GPS activity modes (running, walking, cycling), and menstrual cycle prediction, providing deep, actionable insights into your fitness and well-being. Premium Durability & All-Day Comfort: Engineered for an active lifestyle. Crafted from robust SUS304 stainless steel with scratch-resistant PVD coating, featuring antibacterial AF treatment, and certified 5ATM water resistance (swim-proof).