Compact, easy-to-use GPS device is designed to be used by anyone regardless of skill level. Enhanced 2.2" monochrome display is easy to read in any lighting situation. Water-resistant and durable to withstand the outdoor elements. Supports paperless geocaching GPX files to store up to 1,000 waypoints and display location, terrain, difficulty and more. High-sensitivity receiver locates your position quickly and precisely whether in a field or deep canyon. Tracks both GPS and GLONASS satellites simultaneously. The 4" × 2" receiver will run for 25 hours on just two AA batteries (available separately). USB interface. Includes a detailed user’s reference guide and USB cable.