Tomtom multi sport gps watch and hrm make it easy to track your running cycling and swimming metrics and improve your performance with the tomtom gps multisport watch with hrm cadence speed altimeter then analyse and share your data on popular sports websites with an ultra slim design extra large super tough display and one button control your can quickly navigate to functions and stats the vibration alerts allow you to concentrate on your activity yet still pick up milestones and lap a