The new LakeMaster® Dakotas/Nebraska Humminbird® compatible Version 4 map card now brings the ground-breaking technology of "Follow the Contour" to your fingertips. The SD map card's new feature, when combined with a compatible i-Pilot® Link™ system, allows you to choose a path directly on or offset from any contour and automatically navigate it letting you focus on fishing more than ever before.
The Dakotas/Nebraska card has over 320 total lakes with 95 in high definition contours.
The map card features new high definition data for:
Sakakawea (high definition coverage down to 41 feet)
Plus i-Pilot Link compatible.
Francis Case high definition map
Oahe survey for the Oahe Dam
Devils Lake map based on lake elevation of 1455'
Francis Case map based on lake elevation of 1355'
Oahe map based on lake elevation of 1620'
Sakakawea map based on lake elevation of 1850'
Sharpe map based on lake elevation of 1421'