A New Classic Essential
Thin and Light Bezel-less Design
HD Always-on AMOLED Display
All-round Health and Fitness Tracking
Ultra-long Battery Life
Curved Bezel-less Design.Integrated Structure; Exquisite Craftsmanship.The borderless design concept includes a large 1.39-inch AMOLED HD screen covered by curved glass, which naturally transitions to the carefully polished watch body, resulting in a better visual aesthetic and a wider field of vision.A Work of Art on Your Wrist.Show Off Your Personality.Our watch face store provides 50+ styles of watch faces for you to choose from and switch between. You can also edit the widgets on some watch faces to easily access the information you care about, or upload your own favorite pictures to the watch face background.Always-on Display.Confident Time Control.The Always-on Display enables you to view the time even when the watch's other features are inactive, keeping you aware of every important moment in your life. There also 40+ Always-on Displays available which match our watch face designs, so you can see the display you like anytime.24-hour Heart Rate Monitoring.Stay Safe with Elevated Heart Rate Alerts.The Huami-developed BioTracker™ 2 biological tracking optical sensor in the watch can perform 24-hour heart rate monitoring. It covers heart rate zones, keeping you aware of the exercise effect, and provides warnings when your resting heart rate is abnormally elevated.Blood-oxygen Saturation Measurement.Comprehensive Health Understanding.Blood-oxygen saturation is one of the most important factors of human health, and so the watch includes the blood-oxygen saturation measurement function. When engaged in long-term mental work, or physical activity such as participating in marathons or high-intensity outdoor sports, measure your blood-oxygen level if you feel uncomfortable to keep your health firmly in your hands.PAI™ Health Assessment System.One Score to Summarize Your Physical State.PAI™ (Personal Activity Intelligence) is a health assessment system that uses algorithms to convert complex data such as heart rate, activity duration and other health data into a single, intuitive score, for users to easily understand their physical state. This feature covers most forms of exercise, and also personalizes the health assessment system for each user based on their health data.Sleep Quality Monitoring for Optimal Performance.Analyze Sleep Stages and Naps.A good night’s sleep is a top priority in the modern world. Therefore, the watch offers in-depth sleep monitoring, which can more accurately determine the sleep stage (the light sleep, deep sleep, REM periods), monitors the sleep breathing condition, and provides quality analysis and suggestions for improvement based on a night of sleep. The watch also recognizes daytime naps.Stress Level Monitoring.Calm Yourself When Feeling Overwhelmed.Check your personal stress level - relaxed, normal, medium or high - anytime you feel pressured throughout the day, so you know when to relax and reduce it.5 ATM Water-resistance.For the Deep-swimmers.With water-resistance up to 50 meters, the watch is on par with traditional high-end watches, allowing you to wear it worry-free for daily use or while you swim.90 Built-in Sports Modes.Smart Recognition* of Sports Modes.Activate one of the sports modes that you need and, afte