Asus HC-A04A Manual Del Usuario página 26

Measuring screen
This screen allows you to measure your heart rate and health data. Your
ASUS VivoWatch BP can also estimate your emotional stress by using the
PTT (Pulse Transit Time) Index and the estimated the blood flow rate. Swipe
right from the Home screen to enter the Measuring screen.
To measure your heart rate and health data, scroll to this screen, then place
your finger onto the electrode and the PPG (green light) sensor.
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