With the eTrex Legend, GARMIN has loaded a full basemap of North and South America into one small unit. The Legend is also designed to provide precise GPS positioning using correction Data obtained from the Wide Area Augmentation System (WAAS). Provides position accuracy to less than three meters when receiving WAAS corrections Basemap contains lakes, rivers, cities, interstates, national and state highways, railroads and coastlines Equipped with additional Memory totaling eight megabytes Added memory allows the Legend to accept downloaded map data from Garmin's entire line of Optional MapSource CD-ROMs, including Fishing Hot Spots Marine aids to navigation included in addition to the basemap Brightly colored translucent blue case Power Source: Two AA Batteries (not included) ...