The Humminbird LakeMaster Contour Elite Great Lakes (MI/IN/OH/KY/TN) Version1 Digital Charts for PC offers charts of the Great Lakes for ease of navigation to avoid shallow water. The charts are also available in CD ROM format for personal computers to view when not on the water.

Specifications and Features:
Great Lakes edition
Includes lake data for MI, IN, OH, KY and TN
CD ROM format for PC