Garmin Etrex Vista Waterproof Hiking GPS (Discontinued by Manufacturer) WAAS-Enabled Same Features As Grm0025600 Etrex Legend Plus A Built-In Barometric Altimeter & Electronic Compass Compass Provides Bearing Information While User Is Standing Still Altimeter Determines Precise Altitude & Provides A Graphic Profile Of UserS Trip Contains 24 Mb Internal Memory For Storing Detailed Map Data