LakeMaster Chart Wisconsin Brand New Includes One Year Warranty The Humminbird LakeMaster Wisconsin Edition, Version 6 Map Card boasts contours for an impressive total of over 1,145 lakes with more than 230 lake maps in High Definition. 600025-4 Features Product # 600025-4 Replaced by 600025-5 Wisconsin Edition Version 6 Contours for many Lakes Over 1,145 Total Lakes w/ Contours 230 High Definition Lakes i-Pilot Link COMPATIBLE Easy to Read Contours Depth Highlight Range Water Level Offset Shallow Water Highlight Scrollable Lake List Wisconsin Newly surveyed waters in stunning HD include Beaver Dam, Barron Big Round, Polk Big Sand, Burnett Big Sissabagama, Sawyer Dairlyand, Rusk Nebagamon, Douglas Placid, Sawyer Sand, Burnett Spooner, Washburn St. Croix Flowage, Douglas Tiger Cat Flowage, Sawyer Plus MANY more! Also, Great Lakes Coverage Includes 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. Please Note Opened packages will not be eligible for return.