Fitness & Sport TrackingF57L IP67 waterproof health watches has 50 sport modes available for daily workouts to motivate you to be active. Record your activity data such as steps, calories, and exercise distance, etc. You can see more detailed data on App.F57L Blood Glucose Monitoring SmartwatchAdopting advanced sensors, the smartwatch can detect your blood glucose, blood pressure and blood oxygen and your deep, light sleep state which can help you better understand your health.Calories counter & sedentary reminderAutomatically record your everyday calories consumption, help you adjust the diet. Setting a period of time on the app, then the tracker will shock for sedentary remind, it's a useful function for office stuff to keep good habit.Painless Blood Sugar MeasurementOpen the sleep mode, notification message do not disturb, for you to quietly reduce the screen brightness. Quietly monitor sleep heart rate, blood oxygen levels, and length of deep sleep, Wake up to generate your own sleep report, sleep well or not, the watch will know.Larger Screen & BatteryFitness watch uses a 1.91-inch high-definition color touch screen which is much larger than a traditional sport watch. It is easy to charge with a magnetic charger. Using time can be up to 15 days with full power.