Navionics+ is a powerful electronic chart solution providing more regional marine and lakes content than other product on the market! Get detailed Nautical Chart, SonarChart 1' HD bathymetry map, and Community Edits plus dailyupdates for one year! Includes full marine coverage and more than 3,400 lakes in Canada and Alaska, plus all of Puget Sound, Lake of the Woods, Rainy Lake and Canadian waters of the Great Lakes. Nautical Chart and SonarChart are preloaded. Simply plug your card into your PC/Mac to download the most updated charts and Community Edits anywhere within the entire region. 16 GB card and USB reader included. FeaturesMarine and lake chartsCanada and Alaska all in one3,400 lakes and growing in Canada and Alaska, plus all of Puget Sound, Lake of the Woods, Rainy Lake and Canadian waters of the Great LakesPlug and play - Preloaded card with both Nautical Chart and SonarChartView detailed shorelines with marinas, docks and boat ramp locationsIncrease your awareness of shallow waters and hazardous areas at any depth level including shoals, rocks, wrecks and moreTarget underwater structure with up to 1 ft HD contours to find the best fishing locations - roadbeds, foundations, bridges, brush piles, culverts and creek channelsConsult tides and currents to plan your boating activitiesDownload Community Edits, valuable local information added by millions of Navionics Boating app usersGet the most current charts every day with daily updates for one year