Garmin GPSMAP 4212 12.1-Inch Waterproof Marine GPS and Chartplotter Garmin GPSMAP 4212 Internal/External Antenna = External | Resolution (VxH) = 480 x 640 | Screen Size = 12.1″ | Screen Type = Color | Touchscreen = No | Waterproof Rating = Submersible | Waypoints/Routes = 1500 / 20 | Weather Capable = Yes | Cartography Type = Bluechart Visi The power of networking meets the brilliance of great design in the new 4000 series chartplotters […]