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MEGA Down Imaging helps display the temperature of surrounding water Fish finding technologies help you locate schools of fish conveniently The 7wide screen helps provide articulated detail of the area Know what’s going on under your boat before you cast with the Humminbird Helix 7 Chirp Mega SI GPS Fish Finder. Featuring precision GPS and the built-in Humminbird Basemap you’ll know precisely where fish like to hide. With Mega Down and Side Imaging you’ll have a crystal clear viewing of 125 ft. around and below your boat on a 7 in. ultra-widescreen display. You can create real-time maps of your fishing spots with AutoChart Live so you can remember where you caught your last trophy. Fish confidently this season with the Humminbird Helix 7 Chirp Mega SI GPS Fish Finder!