With its sunlight-readable display and preloaded TOPO maps, the eTrex SE makes it easy to stay on track, even in the most remote locations.The eTrex SE also features a built-in 3-axis compass and barometric altimeter, so you can always know your bearings and elevation. And with its long battery life and simple AA battery power, you explore for days without having to worry about running out of power.For everything from day hikes to multi-day treks and global adventures, the Garmin eTrex SE is the perfect GPS handheld to help you get the most out of your outdoor exploits. Key FeaturesHigh-resolution 2.2″ sunlight-readable displayUp to 168 hours of battery life (1,800 in expedition mode)Multi-band GNSS support for secure tracking in remote locationsDigital compassWireless connectivityOther FeaturesGeocaching Live updatesPairs with GARMIN EXPLORE app Active weatherPowered by AA batteriesTechnical specification IPX7 waterproof - 1 meter in water for 30 minutesBattery: 2x AA batteries (not included)Weight: 156.5gDisplay: 3.3 cm x 4.4 cm (240 x 320 pixels)Case size: 6.1 x 10.0 x 3.3 cmMemory: 28mb Interface: USB-CIn the box: eTrex SE, Documentation