Train smarter with the Polar M200 wrist-based heart rate monitor GPS watch. Designed for runners the Polar M200 has a dedicated programme which helps you build your training around a specific end goal. Fully water-resistant the M200 accurately monitors your heart rate for precise calorie and weight management without water or perspiration interfering. Change the wrist strap to match your mood and hit the streets and trails with this funky and functional all-purpose activity tracker.