The main features include:
1. Tracking data relevant to your physical condition such as steps, heart rate, blood pressure, sleep hours, calories burned, and SpO2.
2. Recording real-time exercise data, and displaying various data analyses including a detailed route for the difference of exercises.
3. Acting as smart device assistant to do seamless Synchronization, notification management, widget management, watch face replacement, incoming call notification setup, SMS notification setup, etc.

License description
1. We will access iPhone Health and synchronize device data to iPhone Health in real time
2. We will access the mobile phone location to get local weather information and synchronize it to the device display