3. Main Features
3.1
Heart Rate Monitor
Note: The light signal transmission might be blocked if your skin is too dark or
with excessive hair; or improper wearing also may lead to measurement failure.
Built-in PPG heart rate sensor coupled with HR algorithm, the watch can accurately
monitor your heart rate during wearing.
1. The watch can monitor your 24-hour real-time heart rate, you can choose to turn
on or off this function.
2. You can set the upper and lower limit of heart rate on the Zeroner Health Pro App.
If your heart rate is lower than the lower limit or higher than the upper limit during
exercise, the watch will remind you.
3. Heart rate data can be synchronized to the Apple Health.
4. Five heart rate zones display during exercise: all detailed data can be viewed after
connecting and syncing to the app.