Get the world's #1 choice in marine mapping based on 2021 reported sales with the best, most up-to-date Navionics+ Cartography Chart Card on your compatible chartplotter. For offshore or inland waters, this all-in-1 solution provides Navionics content with exceptional coverage and clarity in a familiar look and feel. Detail-rich integrated mapping delivers up to 1' (.5m) contours thanks to SonarChart HD bathymetry maps, providing a more detailed depiction of bottom structure. Advanced dock-to-dock route guidance technology uses your boat settings along with chart data and frequently traveled routes to calculate a suggested path to follow. Fishing range lets you highlight a user-defined target depth range. To aid in navigation, shallow-water shading advanced functionality highlights depths up to a user-defined level. SonarChart Live mapping allows boaters to create new personal 1' high-definition bathymetry maps that display in real time on the screens of their compatible plotters while navigating. You'll get easy access to daily chart updates via the Navionics Chart Installer software or wirelessly via the Plotter Sync feature with the Navionics Boating app. (Plotter Sync requires an active subscription of the same area.) Download the Community Edits content layer to any Navionics card and view valuable, local information contributed by Navionics Boating app users on your compatible chartplotter. Includes 1 year of cartography updates. SonarChart HD bathymetry maps with up to 1' (.5m) contours Advanced dock-to-dock route guidance technology SonarChart Live real-time HD map creation Selectable target depth range Shallow-water shading at user-defined depth Easy access to chart updates Not compatible with Garmin chartplotters