High-end Fitness Tracker: Track workout,running,riding,treadmill,hiking, fitness,basketball,badminton,tennis,football,climbing,spinning, yoga,dancing;8 default sport modes on the fitness tracker,additional 6 sport modes can be added in the APPAutomatic wrist-based heart rate tracking: Track heart rate continuously on your wrist.You can check your history heart rate data in the app once you have synced the dataSleep monitor:Automatically track how long you spending in deep and light sleep and wake with a silent vibrating alarmAll-day activity tracking:Track steps,distance,calories burned,active minutes,you can check daily activity and time on OLED displayOther Key Features:GPS tracking,Call Alert and Hang up,Message and SNS Remind,Sedentary Remind,Remote camera shoot, etc.