Take your ride to the next level with the Edge 305 - The Garmin 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 305 on your bike, you will always know where you are going and how far you have gone. For advanced cyclists, the Edge 305 comes packaged with a heart rate monitor and/or wireless speed/pedaling cadence sensor to provide valuable feedb