Polar M200 is a waterproof running watch with wrist-based heart rate, integrated GPS and 24/7 activity tracking. The excellent workout is the one you do. The easy-to-use Polar M200 with wrist-based heart rate monitoring motivates and guides you every step of the way. Polar M200 GPS running watch measures your heart rate from the wrist. Just tighten the changeable wristband and you're ready to train. Track your speed, distance and route with the built-in GPS. The waterproof Polar M200 goes where you go. It tracks your 24/7 activity, steps, burned calories, sleep time and quality.