The etrex 10 gps system from garmin is a simple easy to use and accurate gps system that is ideal for walking and hiking the etrex has been designed to be completely user friendly with a dynamic and intuitive interface and 22 clear displaya gps and glonass compatible receiver allows the etrex to rapidly attain accurate positional information with access to 24 more satellites the device supports paperless geocaching with full gpx file alignmentthe etrex is a remarkably tough and reliable