The new LakeMaster® Wisconsin 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 Wisconsin card has over 380 total lakes with 180 in high definition contours.
Great Lakes Coverage Includes:
-All of Lake Michigan in 5ft & 10ft contours.
-Green Bay, Big Bay De Noc, Little Bay De Noc, and Sturgeon Bay in 3ft contours.
-Western Lake Superior in 3ft contours.
-Duluth Harbor, Superior Harbor, St. Louis River and Fox River in 1ft contours.
Plus i-Pilot® Link™ compatible.