n MAINTENANCE
« Battery
The battery is a rechargeable lithium polymer battery.
Follow below guide to extend the service time and reduce the
risk of damages, leaks (electrolytes), fires, burns and personal
injuries.
1. With fully charged battery, the device may measure your
heart rate continuously for 26 hours (green light on).
Without green light function (heart rate measurement off)
the device may work for several months.
2. When
measurement anymore. Charge the battery as soon as
possible.
3. Charging the battery (FIG 23, 24):
is displayed, do not use the device for heart rate
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UK