This upgraded Feifuns fitness tracker is durable for swimming and is auto-tuned to continuously monitor calories burned during workouts, sleeping habits, blood pressure, oxygen, steps taken, and heart rate monitor. The device is equipped with a smart health manager to assist in record-keeping, a color screen for quality display, 5 sports modes, a GPS, and is compatible with Android and iOS devices.
5 sports modes
Smart manager to streamline data
Heart rate, blood pressure & oxygen sensor
Accompanying app may be a cause for concern