VX Technology: Provides exceptional map performance and customizable color palettes. Chart Presets: Simple and Easy to change between your own custom view setting. Depth highlight: Highlight a selected depth range so you can target productive water and stay where the fish are. Shallow Water Highlight Easy to see red shading highlights shallow water areas on an adjustable range from 0 To 60 feet. Water Level offset: Synchronize the depth contours and shorelines of your LakeMaster charts with the actual water levels of lakes, reservoirs and rivers. One-Boat Network. Compatible with Humminbird HELIX G3/ G3N and newer, all SOLIX units and all APEX units 1 Year Cartography Warranty.
