Compatible With Garmin GPS Navigation Systems/ Chart Plotters/ Fish Finders; Detailed Coverage Of Lakes, Rivers And Coasts Of U.S. East; Region Code: NVUS007R; On SD/Micro-SD Card; With Auto Guidance Technology, High-Resolution Relief Shading, High-Resolution Satellite Imagery, Aerial Photography, 3D Fisheye View, 3D Mariner Eye View And Dynamic Lake Level