You can see your blood oxygen on your Ace XR provided you are wearing it on your wrist and there is no space between the watch and wrist. For detailed analy... Read More

Yes, Ace XR comes with female health tracking.

Ace XR estimates the number of calories burned based on your heart rate, activity duration, steps taken, distance covered, height, weight, and age.

Yes, even when not connected to the app, Ace XR will still track your sleep. The collected sleep data will synchronize with the app once a connection is est... Read More

A detailed sleep track and record can be viewed on the Cult watch app.

The watch provides an extensive spectrum of heart rate and blood oxygen level readings, enabling users to observe whether their heart rate or blood oxygen l... Read More

Ace XR is compatible with all iPhones running on iOS 9.0 and above.

Ace XR is compatible with all Android phones running on Android version 9.0 and above

You can find the band removal and replacement mechanism underneath the watchband. Just use the pin mechanism to remove or replace the bands as needed.

Yes, there is a 1-year manufacturing warranty from the date of delivery of the product.