Great Lakes January 16 I- Pilot Link Auto Chart and Lakemaster map ""The Humminbird LakeMaster Great Lakes Edition, 2016 Version Map Card combines many of the best fishing waters for Indiana, Ohio, Michigan, Kentucky and Tennessee all on one map card. The Great Lakes 2016 Version map card is i-Pilot Link compatible. The i-Pilot Link Integrated GPS Trolling System enables your Humminbird fish finder and Minn Kota trolling motor to communicate, delivering automatic boat control. From your Humminbird or the wireless remote, you can find, store and revisit your most productive fishing spots and tracks. With an Auto Chart or Lakemaster map, you can follow any depth contour you choose automatically, or cast to it from a set distance. This map card has over 980 total lakes with contours, of which over 320 are now High Definition lakes including these highly requested water bodies: Barkley Guntersville Nick jack Pickwick Plus portions of the Ohio River and More! The map card also has outstanding coverage on these Great Lakes:- Lake Michigan All of Lake Michigan in 5ft & 10ft contours. Green Bay, Big Bay De Noc, Little Bay De Noc, and Sturgeon Bay in 3ft contours Little Traverse Bay, Grand Traverse Bay - Lake Huron All Huron U.S. Waters -5 ft. contours St. Mary's River - 5ft Contours St. Clair River & Lake St. Clair - 3ft Contours Saginaw Bay - 3ft Contours - Lake Erie All of Lake Erie -1 ft. contours Detroit River -1 ft. contours Specifications:- Covers: Indiana, Ohio, Michigan, Kentucky and Tennessee.