This is like a trainer to the stars! Before your run, the Nike+ SportWatch GPS doesn't just tell time. It keeps you motivated and on track with unique features like automatic run-reminders and It'sk like having your own personal running coach, right on your wrist. During your run, The Nike+ SportWatch GPS keeps track of your location, pace, distance, laps, and calories burned. With the Polar Wearlink+, it also tracks your heart rate. It stores all your run history and keeps tabs on your personal records, giving you encouragement along the way. And after your run, it's your key to nikeplus.com. Check your NikeFuel, set goals, track your progress, view your splits, and connect with other runners. Check out your mapped runs, and see how elevation affects your pace. Find the best places to run and compete on a Nike+ Top Route.