Fish Finder with Dual-Beam Transducer D3974

The striker plus 4 fishfinders with a bright built-in GPS features chirp sonar for crystal-clear images and quickdraw contours mapping software that lets you create and store up to 2 million acres of maps with 1' contours. The mark and navigate to waypoints . and even check your speed on the screen. This easy-to-use . rugged device is designed to help you catch more fish.