Brilliant 2.2" Color Screen Upload Summit Series Topographic Maps Paperless Geocaching 500 Megabytes Of User Memory Easy To Navigate Menus & Rich Graphicssimple Main Menu, Intuitive Contextual Menus & Vibrant Graphics Rugged & Waterproof To Ipx7 Standards High-sensitivity Sirfstariii Gps With 3 - 5 M Accuracy Pre-loaded World Edition Mapreferencing A Complete Road Network In North America & Western Europe & Major Roads Throughout The Rest Of The Populated World To Help In Orientation 18 Hours Of Battery Life Using 2 AA Batteries suspend Mode Conserves Battery Life By Putting The Device Into An Advanced Power Saving Mode Paperless Geocachingdownload & View More Than 20 Unique Characteristics Of Each Cache & View, Search, Filter On The Device Including Name, Location, Description, Hider, Size, Difficulty, Terrain, Hint, Spoilers, & Last 20 User Logs Among A Number Of Other Details 500mb Of User Memory Available To Store Additional Maps, Geocaches, Waypoints & Tracks Record Tracks & See "breadcrumbs On The Map Screenkeep A Log Of All The Steps Taken Throughout The Day Track Summary Starts Journey With 1-click & Keeps Tabs On Useful Statistics Such As Distance Travelled, Average Speed, Elevation Gain & Descent & Average Time To Find Nmea Message Output (usb Only) Connects Device To Laptop Running Vantagepoint Software So User Can See Position On Computer Screen Multiple Coordinates & Map Datumsnavigate Around The World & Do It Accurately