Tomtom runner cardio gps watch get all the information you need to achieve your running goals with the tomtom gps cardio runners watch then analyse and share your data on popular sports websites this ultra slim gps watch is designed for runners and has quickgpsfix technology to find your location quickly so you can start running plus a built in heart rate monitor that does not need a separate chest strap the vibration alerts allow you to concentrate on your running yet still pick up mileston