Polar M21 Heart Rate Monitor User Manual


 
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1. Press START/STOP/OK to stop the stopwatch.
The stopwatch stops.
QUIT?
appears in the display.
Heart rate measurement without exercising limits or
calorie calculation continues.
2. Press
SCROLL UP or
SCROLL DOWN to leave the
Measure mode.
Heart rate measurement stops.
The Heart Rate Monitor receiver turns itself into
Time of day mode within 5 minutes in case you
forget to quit the heart rate measuring mode after
having stopped the stopwatch and taken the
transmitter off your chest.
STOP THE HEART RATE
MEASUREMENT