E N G L I S H
Polar F4 may be worn when swimming. To maintain water resistance, do not press buttons under water. See further information at support.polar.fi.
Water resistance of Polar products is tested according to International Standard ISO 2281. Products are divided into three categories according to their water resistance. Check the back of your Polar product for the water resistance category, and compare it to the chart below. Please note that these definitions do not necessarily apply to products of other manufacturers.
Marking on | Wash | Bathing and | Skin diving | SCUBA diving | Water | |
the case | splashes, | swimming | with snorkel | (with air | resistant | |
back | sweat, |
| (no air tanks) | tanks) | characteristics | |
| raindrops |
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| etc. |
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Water | x | - | - | - | Splashes, | |
resistant | raindrops etc. | |||||
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Water |
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| Minimum for | |
resistant | x | x | - | - | bathing and | |
30m / 50m |
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| swimming | |
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Water |
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| For frequent | |
resistant | x | x | x | - | use in water | |
100m | but not SCUBA | |||||
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| diving | |
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Customer Service Information 21