Deep foliage nor canyons faze the rugged eTrex Vista HCx Its high sensitivity receiver holds a GPS signal in the toughest environments Similar to the Vista Cx this handheld navigator also has a bright color screen barometric altimeter electronic compass microSD card slot and automatic routing for wherever adventure takes you With its high sensitivity, WAAS-enabled GPS receiver eTrex Vista HCx locates your position quickly and precisely and maintains its GPS location The Vista HCx has a built in electronic compass that provides bearing information even while you re standing still and its barometric altimeter tracks changes in pressure to pinpoint your precise altitude You can even use the altimeter to plot barometric pressure over time which can help you keep an eye on changing weather conditions you can even instal a memory card to it Unit dimensions, WxHxD 4.2" x 2.2" x 1.2" Display size, WxH 1.3" x 1.7" Display resolution, WxH 176 x 220 pixels Area calculation Yes Waypoints/favorites/locations 1000 Battery 2 AA batteries Barometric altimeter Yes Electronic compass Yes Display type 256 level color TFT Weight 5.5 oz Automatic routing Yes Track log 10,000 points, 20 saved tracks Routes 50 Ability to add maps Yes Battery life 25 hours Waterproof Yes High-sensitivity receiver Yes Interface USB RoHS version available Yes Basemap Yes Preloaded maps No Total Price 30000