This waterproof fitness tracker is the first to have both a wrist-based heart rate monitor and Polar personalized training guidance, as well 24/7 activity tracking. It even has smartwatch features like smart notifications and a color touchscreen.

Take it everywhere - it's ready when you are!

• Makes heart-rate based training more convenient than ever, just tighten the band and you’re ready to train. Exercise at the right training intensity and get guidance how to reach your fitness goals.
• Track your activity 24/7 and get practical support to help you achieve your individual daily activity goal.
• Stay up to date with phone notifications on your wrist, so you know if and when you need to stop.
• Tracks your steps and uses that data to calculate what distance you’ve traveled.
• Find out exactly how many calories you’ve burned. The calories you burn are calculated by combining your personal data (weight, height, age, and gender) and your daily activity and heart rate based training.
• Automatically tracks your sleep time and quality. Check and learn more about your sleeping patterns in the Polar Flow app and web service.