SIMPLE TO USE: The Lowrance HOOK2 7 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 7 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 SplitShot transducer to give you DownScan sonar (straight down) and CHIRP sonar (fish arch) views. The ideal depth finder to identify structures under your boat. INTEGRATED MAPPING: The Lowrance fish finders for kayaks and boats come with detailed lake maps. The Lowrance HOOK2 7 comes with preloaded US inland mapping that features 4,000 lakes with 1-foot contours. DARK BODY AND MOUNT: The Lowrance fishfinder has a dark grey colored frame and body with an easy-to-assemble black mount.