Measuring Blood Oxygen Level; Tracking Daily Activity Data - Letsfit IW2 Benutzerhandbuch

Note:
To monitor heart rate more accurately, wear the watch on the
upper position of your wrist and a bit tighter than usual when
you exercise. In addition, complete your profile in the app.

3. Measuring Blood Oxygen Level

Before measuring, wear the watch a finger-width below the wrist
bone and a bit tighter than usual.
1) Tap "Blood Oxygen" to enter the blood oxygen level detection
mode.
2) When measuring, keep your arm flush with your chest and the
watch screen facing up. Keep your arm still to ensure the
accuracy of the data.
2

4. Tracking Daily Activity Data

The watch tracks your all-day activity data, including steps,
calories burned and distance.
2
Training
Training record
Heart rate
Blood oxygen
Today
Sleep
Blood oxygen
Today
Sleep
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