when using iwatch for swim laps
when using iwatch for swim laps what if I don’t know pool length?
Is there way tje watch can measure one lap and set it?
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You will have to put in the correct length of the pool, since the measurements are standard sizes, you could also use your phone to get an approximate length.
Measure dimensions with iPhone - Apple Support
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4 . For Pool Swim, turn the Digital Crown to set the pool length. This helps your Apple Watch accurately measure your laps and distance. Then tap Start.
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copied from: Swim with your Apple Watch - Apple Support