With a new cr2032 battery and an eyeglasses screwdriver you should be able to r.
T31 battery replacement.
Polar pro soft strap.
With good care your t31 t31c transmitter will last longer.
The average battery lifetime of polar t31 and t31c transmitter is 2500 hours of use.
Polar t31 coded chest transmitter and elastic strap 4 1 out of 5 stars 1 177 38 93 38.
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If your device is not listed above please contact your local polar service for battery change.
We don t know when or if this item will be back in stock.
When changing the battery replace the sealing ring if it seems damaged.
When the battery dies you will need to replace the whole heart rate sensor structure of the transmitter is sealed.
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When the battery dies you will need to replace the whole heart rate sensor.
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At the end of the battery s life cycle the entire device must be replaced.
Measure just under the breasts chest area.
How to replace the battery in your polar t31 heart rate monitor chest strap.
Get it as soon as tue sep 22.
How to replace a polar t31 chest transmitter battery.
4 5 out of 5 stars 525.
The average battery lifetime of polar t31 and t31c transmitter is 2500 hours of use.