2.2 inch (5.6 cm) full-colour display Simple-to-use, 3-axis electronic compass delivers stationary heading and bearing at any altitude without having to be horizontal to the ground Pre-loaded basemap of Europe Embedded barometer tracks pressure and altitude changes Compatible with third-party maps to identify major roads, rivers, lakes, cities, and other geographical boundaries - visit magellangps.com Store data, including additional maps, terrain, and geocache data using the SD card slot Highly intuitive user interface Extremely rugged and waterproof to IPX7 standards - can be immersed in one metre of water for up to 30 minutes Integrated, low-power, high-sensitivity antenna for clear reception and longer battery life Uses standard AA batteries (sold separately) VantagePoint software for complete content management European maps include: Austria, Belgium, Switzerland, the United Kingdom, Ireland, France, Germany, Italy, Spain, Portugal, Luxembourg, the Netherlands, Norway, Sweden, Denmark, Finland, and worldwide geographic boundaries.