In The Box: eTrex SE Documentation MULTI-GNSS SUPPORT Access multiple global navigation satellite systems (GPS, GLONASS, Galileo, BeiDou and QZSS) to track in more challenging environments than GPS alone. GEOCACHING Get automatic cache updates from Geocaching Live, including descriptions, logs and hints. When connected to the Garmin Explore app, each find will upload to your Geocaching.com profile. DIGITAL COMPASS Follow your bearing on the digital compass, which provides an accurate heading even when stationary. WEATHER When connected to the Garmin Explore app, you can get real-time forecast information, so you’re aware of the changing conditions. GARMIN EXPLORE APP Connect with the Garmin Explore app for wireless software updates, cloud storage, trip planning, smart notifications and additional mapping. BATTERY LIFE Get long battery life of up to 168 hours in standard mode and up to 1,800 hours in expedition mode with 2 field-replaceable AA batteries (not included).