Humminbird 411440-1 Helix 12 Chirp MEGA DI+ GPS G4N

Keypad control. Master HELIX at the touch of a button. Access the preloaded views from the user-friendly menu system, operated by soft key controls that allow you to reliably operate your fish finder in any conditions.

MEGA Down Imaging+. Get unprecedented underwater clarity with Down Imaging coverage down to 200 feet below your boat. You'll unlock more fish and structure with 20% more detail and 60% more depth capability than MEGA Down Imaging sonar.

Dual Spectrum CHIRP sonar. Before you cast, know what's down there thanks to highly-detailed fish arches and a clear view of fish-holding structure and the bottom. Powered by our proprietary, Low-Q CHIRP transducer, Dual Spectrum offers two ways to search; Wide Mode for maximum coverage and Narrow Mode for focusing on the slightest detail.

Internal GPS and Humminbird Basemap. Our enhanced basemap provides you with a clear view of underwater terrain and surrounding points of interest so you can fish and navigate with total confidence. Identify buoys, day markers, hazards, marinas, contours, depth markers and much, much more. Includes charts of more than 10,000 lakes, plus coastal coverage for the continental U.S.

Premium Chart Compatible. Humminbird provides the most complete offering of premium chart options to anglers everywhere. Get a complete view of the world below with optional charts from Humminbird's LakeMaster and CoastMaster products, as well as your choice of compatible Navionics charts.