At a glance
You want to go for a run and know how speed and distance can aid your performance. Without heart rate, you can only get so far. The RS300X combines these three to give you a true understanding of the effort you put in. And on top, all the essential heart rate features come along RS300X, on the run and online.
- Measures your heart rate combined with speed and distance
- Helps you to train at the right intensity with personal training zones
- Displays how many calories you’ve burned
- Tracks your latest 16 training sessions and your last 16 weeks of training
- Transfers training data to polarpersonaltrainer.com with optional Polar FlowLink™
Customise
With accessories you can upgrade your training computer to enhance your experience and achieve a more complete understanding of your performance
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Are you training outdoors?
Add a G1 GPS sensor and wear it on your arm to measure your speed, pace, and distance in various outdoor sports.
Do you want to keep track of your training?
With Polar FlowLink®, you can transfer your training files into your online training diary at polarpersonaltrainer.com
Related Products
Here are some other Polar training computers you might be interested in.
