* Special Features:
* Steps
* Distance
* Calories
* Heart rate
* Sleep
* Running
* Swimming
* Irregular heart rhythm notifications
* Blood glucose tracking (via app)
* Menstrual cycle (via app)
* Skin temperature variation
* Heart rate variability
* Relax breathing sessions
Smart functions
* Smartphone notifications
* Fitbit Pay
* Spotify
Sensors
* Accelerometer
* Electrocardiogram (ECG / EKG)
* spO2
* Pedometer
* Heart rate monitor
* Skin temperature

