This FitBit Alta HR Fitness Wristband has over 70% 5* Reviews on Amazon.
- Get continuous, wrist-based heart rate tracking and simplified heart rate zones
- Track steps, distance, calories burned, active minutes, hourly activity and stationary time
- Automatically track your sleep quality and wake up peacefully with a silent alarm
- Automatically recognizes select activities and records them in the exercise section of the Fitbit app
- Battery life up to 7 days so you can track all day and night without needing a charge
- See your time in light, deep and REM stages to better understand your sleep quality