Extra-Large Display so you can see your key running stats at-a-glance. * Graphical Training Partner helps you train more effectively with full-screen graphics and three unique training modes. * One-Button Control allows you to easily navigate through menus. * Indoor Tracker: Track your run indoors and on a treadmill, no extra foot pod required. * Includes Heart-Rate Monitor to better measure the intensity of your workout. * Extra-Large Display so you can see your key running stats at-a-glance. * Graphical Training Partner helps you train more effectively with full-screen graphics and three unique training modes. * One-Button Control allows you to easily navigate through menus. * Indoor Tracker: Track your run indoors and on a treadmilll, no extra foot pod required. * Includes Heart-Rate Monitor to better measure the intensity of your workout.