SmartStrike Wisconsin V4The Humminbird SmartStrike Wisconsin Edition, Version 4, is a micro map card and SD adapter with 1,750+ lake maps, including 499 High Definition lakes from WI. Features:Based on search parameters like season, time of day, temperature and targeted fish species, SmartStrike highlights areas of the lake map where your prey is most likely to be located - before you even wet a line.Includes all lake maps found on the current Wisconsin LakeMaster card.Version 4 includes an additional 42 High Definition lakes since the last version.Included features such as Depth Highlight, Shallow Water Highlight and Water Level Offset can be used exclusively with Humminbird fish finders.When paired with a Minn Kota i-Pilot Link, you can "Follow" a selected depth contour line, delivering precise, automatic boat control.Scrollable lake list allows you to view and research lakes from your Humminbird fish finder on and off the water.LakeMaster cards are compatible with all GPS-equipped HELIX, SOLIX, ONIX and ION Series models, along with select 600-1100 Series models.Opened packages are not eligible for return.30-Day Cartography Warranty