DESC: Magellan® Meridian® Platinum is the ultimate GPS receiver for the serious navigator, featuring a 3-axis electronic compass that provides rock steady readings regardless of how you hold the unit. A built-in barometer gives you advance notice on the weather, and an extensive, 16 MB, built-in mapping database shows your position to within 3 meters or better. Rugged, weather-proof design, large display, intuitive operation and nearly unlimited expandability make the Meridian Platinum an incomparable GPS receiver