"Adventure with confidence when you've got the Garmin GPSMAP 65s Multi-Band GPS Handheld Unit with Sensors leading the way. Featuring a large, sunlight-readable 2.6"" color display, this Garmin GPS unit is easy to read and navigate. Multi-band technology and expanded GNSS satellite support for GPS, GLONASS, GALILEO, and QZSS means you can navigate accurately in the most challenging of environments. ABC sensors include an altimeter, barometer, and 3-axis compass, while pre-loaded topographic maps and public-land boundaries make it easy to know where you are and where you can't go. Sync this Garmin device to your phone and receive smart notifications right on the screen. Perfect for geocaching, the GPSMAP 65s lets you upload GPX files directly to the device. A microSD slot lets you expand the 16 GB memory to download maps and other accessories. The Garmin GPSMAP 65s Multi-Band GPS Handheld Unit with Sensors is powered by 2 AA batteries (not included) for up to 16 hours and has an IPX7 water-resistant rating to withstand the elements. 6.3""H x 2.4""W x 1.4""D. Display: 2.15""H x 1.43""W. Weight: 7.7 oz. (with batteries). 2.6"" sunlight-readable color display Multi-band technology increases accuracy GNSS satellite support for GPS, GLONASS, GALILEO, and QZSS ABC sensors include an altimeter, barometer, and 3-axis compass Pre-loaded topographic maps and public-land boundaries Syncs with your phone to deliver smart notifications Upload GPX files directly for geocaching microSD slot lets you expand the memory Runs up to 16 hours on 2 AA batteries IPX7 water-resistant rating"