ETrex 10 has an enhanced 2.2" monochrome display that’s easy to read in any lighting situation. Both durable and water resistant, eTrex 10 is built to withstand the elements. Its easy-to-use interface means you’ll spend more time enjoying the outdoors and less time searching for information. eTrex 10 features the legendary toughness that’s built to withstand the elements. Dust, dirt, humidity, water — none are a match for this navigator.