The Polar Street X is a light sports watch for the hybrid athlete. You can keep track of all your workouts and matches. You know more about your health and fitness with all data that the watch collects. This way, you know when you're ready for your next workout or when you have to rest. You also receive workout tips from the watch that suit your fitness. The large 45mm AMOLED touchscreen is bright, so you can also read it well in the bright sun. Thanks to the useful flashlight, you're very visible for others in the dark. The Polar Street X lasts up to 10 days with a full battery.