Descriptions:

Take your ride to the next level with the Edge 305HR Automobile Navigator, Garmin's GPS-enabled, personal trainer and cycle computer. From competitive road racing to mountain biking, the cyclist-friendly, lightweight Edge will help you achieve your personal best. With the easy-to-use Edge 305HR Automobile Navigator on your bike, you'll always know where you're going and how far you've gone.

For advanced cyclists, the Edge 305HR Automobile Navigator comes packaged with a heart rate monitor and/or wireless speed/pedaling cadence sensor to provide valuable feedback. In addition, the Edge 305HR Automobile Navigator incorporates a barometric altimeter for extremely accurate elevation and vertical profile data.

The Edge 305HR Automobile Navigator with heart rate lets you see whether you are training too hard or not enough. The heart rate monitor uses a robust ANT wireless technology that eliminates cross-talk and interference to reliably measure and send heart rate data to the Edge via a soft, comfortable chest strap. This data is stored with each track point for post-workout analysis.