Manufacturer: Navionics USA MSD/HMPT-W6
1000 HD lakes plus 15,000 lake maps with general features. Enhances Premium ’ s extensive library of lake maps with 3D View, high-resolution top-down photo/chart overlay, improved accuracy and panoramic pictures to increase situational awareness. FREE Fish ’ N Chip high-definition fishing detail for US Great Lakes waters now included in Canada, North & East regions. Plug-and-play into compatible plotters.