Screen-Free Ultra-Slim Design: Featuring a minimalist screenless design and weighing only 12g, this ultra-thin fitness tracker offers a seamless, barely-there wearing experience ideal for daily use and intense workouts.24/7 Advanced Health Tracking: Equipped with powerful sensors to monitor heart rate, blood oxygen, HRV, stress, skin temperature, and sleep stages around the clockinsights designed to optimize your wellness.100+ Sport Modes for All Activities: Supports over 100 workout types, helping you track your performance, calories burned, and effort with precision across various sports and fitness routines.Female Health Management: Integrated menstrual cycle tracking provides reminders and forecasts for menstrual, ovulation, and safe periods, empowering you to stay in tune with your body.Smart App Integration: Syncs via Bluetooth to your smartphone (Android 5.0+ / iOS 9.0+), allowing real-time access to all your health stats and trends through the companion appeven works independently when disconnected.