This Garmin handheld is great for hikers, geocachers or other outdoor sports enthusiasts.100K Topo Map: The premium GPSMAP 64st model features a preloaded 100K topo map for the continental U.S. Map detail includes national, state and local parks and forests, along with terrain contours, elevation information, trails, rivers, lakes and points of interest.Transflective display for bright-light visibility: View it all on the bright, transflective, 65,000-color TFT display. The 64st include a three-axis tilt-compensated compass and a barometric altimeter, and connect wirelessly to compatible Garmin handhelds, so you can share your waypoints, tracks, routes and geocaches.Key FeaturesExplore the Terrain:GPSMAP64stcomes with a worldwide basemap with shaded relief and is preloaded with TOPO 100K, which includes coverage of the full US, including Alaska, Hawaii and Puerto Rico. Plus it includes a one-year BirdsEye Satellite Imagery subscription — all the tools for serious climbing or hiking. Map detail includes national, state and local parks and forests, along with terrain contours, elevation information, trails, rivers, lakes and points of interest.Get Your Bearings: GPSMAP64sthas a built-in 3-axis tilt-compensated electronic compass, which shows your heading even when youre standing still, without holding it level. Its barometric altimeter tracks changes in pressure to pinpoint your precise altitude, and you can even use it to plot barometric pressure over time, which can help you keep an eye on changing weather conditions.Share Wirelessly: Share your waypoints, tracks, routes and geocaches wirelessly with other compatible devices. Your friends can enjoy your favorite hike or cache without waiting for you to plug in to your computer — simply press send” to transfer your information to another Garmin handheld.Find Fun: GPSMAP64stsupports paperless geocaching with 250,000 preloaded caches with hints and descriptions from Geocaching.com, and has a 16-hour battery life. By going paperless, you're not only helping the environment, but also improving efficiency. GPSMAP 64st stores and displays key information, including location, terrain, difficulty, hints and descriptions, which means theres no more