Keep a track of your fitness training or simply go trekking with the Nike+ SportWatch, a water-resistant navigator. As this TomTom powered Nike GPS receiver informs about the heart rate in beats per minute, you can easily determine the exact calories burnt during a workout. To top it all, the Nike+ SportWatch incorporates a sensor that precisely tracks your distance, pace, time, and more. Not only that, this handheld Nike GPS receiver sends Run Reminders and jots down all your personal records. You can even share your run activity with friends on Facebook or Twitter via this stylish water-resistant navigator.