Garmin Forerunner 405 Water Resistant Running GPS With USB ANT Stick (Black) Water-resistant black GPS-enabled sports watch Can be Used for Running and Cycling/Outdoors or Indoors w/Optional Sensor Training and Motivational Features: Virtual Partner, Courses, Workouts, Goals GPS Features Mark Waypoints / Back to Start 1.88" x 2.78" x 0.646", 2.11 oz