Overview

Compatible with dozens of leading fitness apps, including Polar Beat

Measures each stride you take to show your running speed and distance

Helps improve your running technique by showing your running cadence and stride length

Shows how your running performance changes with Polar's unique Running Index feature

Fits firmly on your shoelaces thanks to its compact size

Shock and water-resistant to handle even the most demanding runs

Compatible with iPhone 4S and later

Media

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