This adjustable chest strap is compatible with Sigma's STS and Rox wireless computers.
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- Battery corrodes wsweat
Reviewed by 1 customers
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- Battery Corrodes Wsweat
I ride with this chest strap daily approx 28 to 38 miles. This is now my 3rd chest strap with the same issue. Sweat gets in the battery compartment and the whole thing is fried.