User Manual

3. SpO2
Tap the SpO2 function on the watch, then it will detect your real-time
blood oxygen. Sitting & don't move about 1 minute while detecting
the SpO2. And please keep your watch close to your wrist and let
the screen face up. Keep quiet during the detection or it might fail.
4. Scientific Sleep
Turn on the scientific sleep function on the watch to monitor your
sleep quality. The data of deep sleep, light sleep, REM sleep and awake
time from 8pm to 9am the next day will be recorded in the APP.
Note:
1)The sleep monitoring will be stopped after you get up and move
for 5-10 minutes.
2)The watch does not record daytime sleep data.