Finding that monster fish has never been simpler than when you use the Humminbird 718 Sonar Only Fish Finder. This fabulous fishfinder features everything that you need to find the biggest fish that are lurking in the waters beneath your boat - waiting to be found with sonar! A five inch grayscale display and Dual Beam PLUS Sonar are on-board along with 2400 watts PTP power output and adanced fishing system capacity. Get the most out of your next fishing experience with this fishfinder from Humminbird.