The Forerunner 310xt is great choice for who just happen to cycle and run. It's a GPS-enabled training device that isn't afraid of the water. This sport watch has up to 20 hours of battery life, tracks distance, pace and heart rate (optional), and goes from wrist to bike in seconds. The watch is great for pro athletes as well as for those who would just have started out with their outdoor gaming/workout routine. Forerunner 310xt connects to a computer wirelessly as soon as it comes in the vicinity. What's in the Box : Forerunner 310XT, USB ANT stick, AC charger, charging clip, owner's manual, quick start guide, heart rate monitor.