Designed for ease of use while hiking Garmin’s eTrex® SE GPS Handheld Navigator boasts up to 168 hours of battery life. This Navigator features wireless connectivity and multi-GNSS support, to provide exceptionally accurate location tracking and a digital compass that will keep you on track even in tricky conditions. Furthermore, you may plan your trips, receive live weather updates and more when you pair with the Garmin Explore™ smart-device app. If you are into geocaching, this navigator can provide automatic updates from Geocaching Live to find your next cache.Specifications: Dimension: 6.1 x 10.0 x 3.3 cm Display size: 3.3 cm x 4.4 cm); diag 5.5 cm Display resolution: 240 x 320 pixels Display type: 2.2″ transflective, monochrome, so that it can still be seen clearly in bright sunlight or adverse conditions Weight: 156.5 g with batteries Water rating: ipx7 Battery type: 2 aa batteries (not included) Battery life: 168 hours in standard mode; 1,800 hours in expedition mode Interface: USB-C Memory/history: 28 MB Maps & Memory: BaseMap: Yes (cities only) Waypoints/favourites/locations: 1,000 Courses: 50 Tracks: Yes Activities: 200 Navigation routes: Yes Sensors: High-sensitivity receiver GPS GLONASS Galileo QZSS BeiDou Compass GPS compass (while moving) Daily smart features: Smart notifications on handheld Weather Outdoor recreation: Point-to-point navigation: Yes Tracback®: Yes Area calculation: Yes : Sun and moon information: Yes Geocaching-friendly: yes (Geocache live) Outdoor applications: Compatible with the Garmin explore™ app Connections: Connections wireless connectivity: Yes (bluetooth®)