The e Trex made better by the masters of handheld GPS. The new e Trex 10 retains the core functionality, rugged construction, affordability & long battery life that made e Trex the most dependable GPS device available. enhanced user interface, a worldwide basemap, paperless geocaching & added support for mounting accessories. e Trex 10 has an enhanced 2.2 inch monochrome display that’s easy to read in any lighting situation. Both durable & waterproof the e Trex 10 features the legendary toughness that’s built to withstand the elements – be it dust, dirt, humidity or water. This brilliant little GPS unit features paperless geocaching by supporting GPX files for downloading geocaches & details straight to your unit. Visit Open Caching.com to start your geocaching adventure. By going paperless, youre not only helping the environment but also making your geocaching more fun. e Trex 10 stores & displays all the information you need, including location, terrain, difficulty, hints & descriptions, which means no more manually entering coordinates & carrying around paper print outs. Simply upload the geocache to your unit & start hunting. You still also get all the core functions required of any handheld GPS that enable you to safely navigate a route or between saved waypoints. Routes can be created on Basecamp, Garmins free trip planning software, & then loaded into the e Trex before you venture outdoors. Basecamp works on a variety of PC applications & data is stored as universally accepted GPX files. With its high-sensitivity, EGNOS-enabled GPS receiver & Hot Fix satellite prediction, e Trex 10 locates your position quickly & precisely & maintains its GPS location even in heavy cover & deep valleys. The new e Trex series is the first-ever consumer-grade receivers that can track both GPS & GLONASS satellites simultaneously. GLONASS is a system developed by the Russian Federation that was made fully operational in 2012. When using GLONASS satellites, the time it takes for the receiver to “lock on” to a position is (on average) Approx. 20 percent faster than using GPS. & when using both GPS & GLONASS, the receiver has the ability to lock on to 24 more satellites than using GPS alone. Paperless Geocaching Tracks more satellites New easier to use intuitive layout Custom profiles for different activities & situations Personalised dashboard to show frequently used data Advanced tracking for waypoints & routes.