1.[Blood Oxygen & 24/7 Heart Rate Tracking] heart rate watch provides single-time blood oxygen and real-time heart rate tracking data. You can check those metrics anytime, anywhere conveniently on your wrist digital watch, and check the all-day detail data record in the App, protecting your around the clock. 2.[1.1" AMOLED Color Touchscreen]The fitness tracker showcases a sleek curved design and boasts a 1.1" AMOLED color touchscreen, enhancing your visual and operational experience. Choose from our extensive collection of 70+ cloud-based watch faces to personalize your device according to your preferences, mood, or outfit. Moreover, you can your favorite photos in the album as a unique dial to show your unique style and theme every day. 3.[25 Sports Modes] Fitness tracker watch with 25 sports modes to track the corresponding exercise. For example: steps, calories, distance, heart rate, exercise time, etc. Let you exercise more scientifically. With connected GPS, it can record your workout route, and so on. 4.[Smart Reminder & Versatile Assitant]An easy-to-use activity fitness tracker with various intelligent features. Including Call & Message Reminder,Remote Photograph, Drink Water Reminder, Sedentary Reminder, Female Health,Family Health, Alarm Clock, Stopwatch, Find Device, etc. 5.[Long Battery Life]The fitness watch uses magnetic fast charging to provide a better battery life experience. It takes 1-2 hours to fully charge and can be used for up to 7 days of regular use and 15 days of standby. Compatible mobile phone system: Android5.0 (included) and IOS9.0 (included) or above.