Polar M21 Heart Rate Monitor User Manual


 
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To reset the stopwatch to zero:
1. Stop the stopwatch.
2. Press and hold
SCROLL DOWN for two seconds.
CHECK EXERCISE INFORMATION
When the stopwatch is running press SCROLL UP or
SCROLL DOWN to see the following information
during the exercise:
Time of day (TIME)
Time spent in target zone
(IN ZONE)
Calorie expenditure (OWNCAL)
The calorie counting feature
must be set on to be able to
see the OWNCAL display.
Stopwatch (EXERCISE)