SONAR: Dual Spectrum CHIRP Sonar allows you to see individual fish and structure on both the flasher and traditional 2d sonar views as well as providing target separation down to ¾ of an inch CHIRP Interference Rejection has 6 settings to keep you screen clear in both sonar and flasher modes Adjustable Sonar Zoom allows you to hone in on the fish anywhere in the water column using 2x zoom in flasher mode or up to 16x zoom in 2D sonar view NAVIGATION: Built-in GPS allows you to mark waypoints and track your movement with GPS tracks Built-in Humminbird Basemap features more than 10,000 lakes and gives you a clear view of underwater terrain and surrounding points of interest (including buoys, day markers, hazards, marinas, contours, depth markers and more) Compatible with both LakeMaster® or Navionics® maps. AutoChart Live ICE creates 1 ft. contour maps showing humps, reefs, and drop-offs LakeMaster Maps provide easy-to-read contours, highlighted depth ranges and adjustable water levels ADDITIONAL DETAILS: Premium ice shuttle has 15-amp hour lithium battery, master power switch, large comfortable handle, multiple ¼"-20 mounting options and 2 built-in rod holders Jig Charge Mode can charge your glow spoons and jigs Split-screen views Single Micro SD Slot High-Definition LCD display Keypad interface Year-round capable with addition of compatible Helix 7 CHIRP GPS G4 boat transducer Includes: ICE HELIX 7 CHIRP GPS G4 fish finder, Dual Spectrum CHIRP ICE transducer, 15Ah lithium battery with 2 USB ports and battery life indicator, charger, ICE shuttle, hardware, quick-connect SAE power cables, and silicone screen cover 411750-1