All-Day Health Monitoring in a Ring: Experience medical-grade health tracking with exceptional accuracy: over 95% static heart rate precision (lab-tested vs. chest straps), continuous SpO2 monitoring, and advanced sleep analysis all conveniently packed into your lightweight (2.8g) ring. Precision Fitness & Activity Tracking: Go beyond steps with lab-developed algorithms achieving >95% step counting accuracy (comparable to Garmin). Track multiple activities (running, walking, cycling) with GPS route mapping via the app and get precise calorie & distance data. Effortless Wear & Long-Lasting Comfort: Enjoy the unique comfort of a sleek, premium stainless steel ring (SUS304 + PVD coating). Its minimalist design requires no buttons or touch, offers 5ATM water resistance, and delivers an impressive 7-10 days of typical use on a single 1-hour magnetic charge. Smart Convenience & Global Connectivity: Seamlessly control your phone's camera or videos and access your health data globally.