Compatible With Chart Plotters; Region Code: HXUS021R; Detailed Coverage Of Point Arena, CA To Puerto Vallarta, Mendocino, San Francisco Bay, Channel Islands, San Diego,CA And The Baja Peninsula; On SD/Micro-SD Card; With Integrated Garmin/Navionics Content, Auto-Guidance, Depth Range Shading, Detailed Contours And Shallow Water Shading