Big news, anglers: Acclaimed LakeMaster mapping adds VX Technology to deliver the Humminbird LakeMaster VX Digital Map Chart Card, an major update in marine cartography. This digital chart card builds on the detail and exclusive features that make LakeMaster and Humminbird the most trusted names in freshwater fishing. VX Technology provides exceptional marine map performance, precise contours, and customizable color palettes to help you find prized fishing spots faster. LakeMaster adds SmartStrike as your digital fishing guide, letting you predict where the fish will be next by entering search parameters such as season, time of day, temperature, and targeted fish species to highlight areas of the map will most likely bite. 3 chart presets let you easily change between your own custom view presets. Depth Highlight allows up to 4 customizable depth ranges so you can target productive water and stay on the fish. Shallow-Water Highlight puts red shading highlights in shallow-water area on an adjustable range from 060'. Water-Level Offset synchronizes depth contours with actual water levels of lakes, reservoirs, and rivers. VX Technology now standard: better detail, better performance, more precise contours, and customizable color palettes SmartStrike intelligent fishing hotspot predictions based on real data you provide Depth Highlight with 4 customizable depth ranges Shallow-Water Highlight adjustable shading Water-Level Offset depth contour synchronizing to actual water levels of lakes, reservoirs, and rivers