Improved user-friendly interface and added features like CHIRP sonar make the Humminbird Helix 5 Sonar G2 Sonar/GPS an efficient fish-finding tool. G2 units feature built-in mapping with AutoChart Live and SmartStrike compatability, and updated software to enrich your time on the water. Vivid 256-color 5 screen with an 800x480-pixel glass-bonded display and 1,500-nit brightness renders super-clear images. CHIRP sonar uses a broad range of frequencies for extreme target separation. Compatible with all Humminbird LakeMaster maps, including SmartStrike, as well as Navionics maps. Unit delivers 4,000 watts of peak-to-peak power output and precision internal GPS chartplotting with built-in UniMap. AutoChart Live lets you chart structure and contours directly on your screen for immediate use or save them for later. Internal GPS stores up to 2,750 waypoints and 45 routes. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Sonar/GPS Combos.