Garmin GPSMAP 420s Marine GPS - 4" Color LCD - 12 Channels - Warm Start 15 Second

Garmin GPSMAP 420s Marine GPS - 4" Color LCD - 12 Channels - Warm Start 15 Second The 420's basemap contains worldwide satellite images in place of more traditional maps, and its SD card slot makes it easy to add additional maps without connecting to a computer. With fewer keys and a simple, intuitive interface, the 420s makes navigating your way through the water easy. GPSMAP