Take your ride to the next level with Edge 305, Garmin's GPS-enabled Personal trainer and cycle computer. With a wireless heart rate monitor, Edge 305 will help you achieve your personal best. Rugged, lightweight Edge attaches easily to the stem or handlebars of your bike with the included bike mount. Just turn it on, acquire GPS satellites and go. Edge 305 automatically measures your speed, distance, time, calories burned, altitude, climb and descent, and records this Data for your review. For extra-precise climb and descent data, Edge 305 also incorporates a barometric altimeter to pinpoint changes in elevation. As an added benefit, you can plan, analyze and store data from your workouts using free Garmin Training Center software, which lets you analyze data with interactive graphs that chart your speed, time, heart rate and elevation. What's in the Box: Edge 305, Heart rate monitor, Bike mount, Garmin Training Center CD, AC charger, USB cable, Owner's manual, Quick reference guide Virtual Partner lets you race a virtual competitor over a specified distance and speed Auto Pause pauses the timer when you slow down or stop and resumes when you speed up again, so you can Focus on your ride Auto Lap automatically starts a new lap each time you pass a specified location or travel a preset distance Edge 305 + heart rate ? measure your heart rate and track your heart rate zone with the lightweight, comfortable heart rate strap. Don't worry about cross-talk; ANT technology eliminates interference from other heart rate monitors. Pace alert (triggers alarm if you vary from preset pace) Time/distance alert (triggers alarm when you reach goal) Interval training (set up exercise and rest intervals) Auto Lap automatically starts a new lap each time you pass a specifi ...