SIMPLE TO USE: The Lowrance HOOK2 5 Fish Finders for boats and kayaks feature auto-tuning sonar and phone-like menus giving you more time to spend fishing and less time dealing with your fishing gear. WIDER SONAR COVERAGE: The HOOK2 5 Lowrance fishfinder offers a wide-angle CHIRP sonar cone giving you double the coverage of traditional depth finders for boats. IDENTIFICATION FISHING ACCESSORIES: The Lowrance fish finders come with a TripleShot transducer which gives you DownScan sonar (straight down) SideScan sonar (up to 300' to each side), and CHIRP sonar (fish arch) views. The ideal depth finder to identify structures under you. INTEGRATED MAPPING: The Lowrance fish finders for kayaks and boats come with detailed lake maps. The Lowrance HOOK2 5 comes with preloaded US inland mapping that features 4,000 lakes with 1-foot contours. GPS NAVIGATION: The Lowrance HOOK2 5 provides basic navigation with a GPS plotter that allows you to add waypoints, follow trails and navigate the water all on your Lowrance fish finder.