Garmin Edge 800 gps cycling computer loaded with open street base map (
openstreetmap.org). 15 months old, great condition with some normal
cosmetic wear. Includes mounts and original packaging. The open source base
map includes the entire US and Canada as of April 2012. If you're not
familiar with open source maps, they include basic map features such as
city streets and highways, points of interest such as stores and parks, and
user-uploaded mountain biking trails.
See pictures here: