Polar FS3 - Dark Grey
For a workout summary
If you’re looking for a simple way to monitor your fitness, the FS3 has got it all sorted. Not only can it give you a brief training summary after every workout session, but its straightforward and easy-to-use features mean you have everything you need for safe, effective fitness training.
- See how the intensity of your workout affects your heart rate
- Improve fitness with an age-based intensity zone
- Keeps you on time with its watch
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