•Never put the connector in a washing machine or a drier!
•You can wash the strap in a washing machine at +40° C / 104° F. We recommend that you use a washing pouch.
•We recommend that you wash the strap after each time you have used it in pool water with a high chlorine content.
•Do not
•Do not put the strap in a dryer!
•Do not iron the strap!
•Keep the air pressure channels (three openings on the wrist unit backcover) clean to make sure that the altitude and temperature measurements work. Do not insert any objects into the openings.
•Do not immerse the speed sensor in water.
•Avoid hard hits to the speed sensor as these may cause damage.
Batteries
Transmitter
The estimated average battery life span of the transmitter is 1 year (2h/ day, 7 days/ week). If your transmitter stops working, it might be due to the battery running out. We recommend that you have the battery replaced by an authorized Polar Service Center only.
You can, however, change the battery yourself by following the instructions below. To change the battery, you need a coin, a sealing ring and a battery (CR2025).
1.Open the connector's battery cover by turning it counterclockwise with the coin from the CLOSE position to the OPEN position. The cover pops out from its niche.
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