Features downloads, displays and georeferences satellite photography, screen layering, SafeTrack battery conservation mode, night mode, HOT button operation, basemap of the United States and Canada, 20-parallel-channel receiver, WAAS enabled, 32 MB of built-in memory, 128 MB of SDRAM, stores up to 500 waypoints/20 trails/20 routes, stores up to 15 satellite images/aerial photos/topographical maps, audible alarms, waterproof rugged construction, 65-bit full-color LCD for optimum viewing detail.