Garmin BlueChart® g2 HD - HXPC019R Polynesia Brand New Includes One Year Warranty Product # 010-C0866-20 (microSD/SD™ Card) Product # 010-C0866-10 (Datacard) The Garmin BlueChart® g2 HD HXPC019R provide navigational aids spot soundings depth contours tides and currents and detailed harbors and marinas. The charts have up to 1 ft contours to display a more accurate enhanced and detailed picture of the bottom structure including that of swamps canals and marinas. BlueChart® g2 HD coastal charts feature up to 10 depth ranges as a part of its high-resolution Depth Range Shading letting users clearly see their target depth. With Shallow Water Shading the charts further allow using shading to mark shallow water depths that the user might need to avoid. This map provides general coverage of the coasts of Tonga Samoa American Samoa French Polynesia Kiribati and the Cook Islands. Included in this overall general coverage are numerous detailed charts covering areas such as Nuku alofa Ton. Apia Sam. Pago Pago Am. Sam. Tahiti and Bora Bora. BlueChart® g2 HD HXPC019R Features: Polynesia Digital Map Worldwide Coverage Available Up to 1 Detailed Contours - More Accurate Picture of Bottom Structure - Improved Fishing Charts & Navigation - Enhanced Detailing in Swamps Canals & Marinas High-Resolution Depth Range Shading - Up to 10 High-Resolution Depth Ranges - Displays Shaded Target Depths Shallow Water Shading - Allows Map Shading at User-Defined Depth - Clear Display of Shallow Waters to Avoid Advanced Chart Detail Official Charts & Private Sources Provide: - Navigational Aids - Spot Soundings & Depth Contours - Tides & Currents - Detailed Harbors & Marinas