For cycling and cross training

The CS300 is the optimum choice for cyclists who like to get their cardio fitness from sports other than just cycling. Its versatility means you can either wear the CS300 wrist unit during indoor fitness training or mount it onto your bike when cycling.

• Measures your current, average and maximum speed
• Shows you how many calories and the percentage of fat you’ve burned
• Get guidance for optimal training intensity based on your body’s daily condition
• Use polarpersonaltrainer.com as your training log to analyze your long term progression and improvement