If you wear the ring while sleeping, the ring will automatically record your sleep information. You can view sleep duration, sleep stages, sleep score, naps, and other information on the App.
Enable Assisted Sleep Monitoring for more accurate sleep information (REM sleep stage).
Enable sleep breathing quality monitoring. If the system detects that you are wearing the device during sleep, it will automatically monitor your breathing quality to help you better understand your sleep status.
How to set the above features: You can open the Zepp app and go to Profile > Amazfit Helio Ring > Health Monitoring to complete settings.