BlueChart g3 Vision HD – VPC019R – Polynesia – microSD/SDCoverage: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. Our Premium Chart OfferingDerived from official charts and private sources to provide navigational aids, spot soundings, depth contours, tides and currents, and detailed harbors and marinasGarmin Auto Guidance technology shows a suggested route to a destinationDepth 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 navigationShallow Water Shading feature allows for depth shading at a user-defined level to aid in navigationUnique 3D views like MarinerEye and FishEye provide additional perspective both above and below the water lineHigh-resolution satellite imagery of ports, marinas, bridges and navigational landmarks for superior situational awarenessAuto GuidanceAuto Guidance technology quickly calculates a suggested route using your boat’s dimensions and a suggested path to follow.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 Vision 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.MarinerEye ViewProvides a 3-D representation of the ocean floor as seen from below the waterline.FishEye ViewProvides a 3-D representation of the surrounding area both above and below the waterline.High-resolution Satellite ImageryHigh-resolution satellite imagery with navigational charts overlaid gives you a realistic view of your surroundings so you can navigate with a clear moving-chart representation of your boats position. Its our most realistic charting display in a chartplotter.Aerial PhotographyCrystal clear aerial photography shows exceptional detail of many ports, harbors and marinas and is ideal when entering unfamiliar ports.Auto Guidance is for planning purposes only and does not replace safe navigation practicesWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Owner’s Manual (pdf)