Compatible with Humminbird HELIX G3/G3N and newer, all SOLIX units and all APEX units. HELIX 9-15 (G3N and newer) & All SOLIX require v1.031 Basemap. LakeMaster and LakeMaster Premium also include customizable Chart Presets, Depth Highlight, Shallow Water Highlight, Water Level Offset, and One-Boat Network capability.
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