BlueChart g3 HD – HXAF002R – South Africa – microSD /SD Coverage:Detailed coverage of the coast of southern Africa from Namibe, Ang. to Angoche, Moz., including the South African cities of Cape Town and Port Elizabeth. Includes detailed coverage of Durban S. Af. and Maputo, Moz. Also includes detailed coverage of the Tristan da Cunha Group, the island of St. Helena, and the Prince Edward Islands.Our Advanced Chart OfferingDerived from official charts and private sources to provide navigational aids, spot soundings, depth contours, tides and currents, and detailed harbors and marinasDepth Range Shading for up to 10 depth ranges enables you to view your target depth at a glanceUp to 1-foot contours provide a more accurate depiction of the bottom structure for improved fishing charts and navigation in swamps, canals and marinasShallow Water Shading feature allows for depth shading at a user-defined level to aid in navigationAdvanced Chart DetailDetailed charts help the mariner guide their boat in and out of port with confidence.Depth Range ShadingDisplays high-resolution Depth Range Shading for up to 10 depth ranges so you can view your designated target depth.Detailed ContoursBlueChart g3 HD features 1-foot contours that provide a more accurate depiction of bottom structure for improved fishing charts and enhanced detail in swamps, canals and port plans.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.