Featuring a 4.3 display thats easy to read, even in sunlight, Garmins Striker Plus 4 Sonar/GPS Combo is perfect for small vessels. Crystal-clear transducer with traditional CHIRP sonar delivers exceptional clarity and target separation. Quickdraw Contours mapping software allows you to create up to two million acres of contoured maps so you can return to hidden structure and terrain thats likely to hold fish, while integrated GPS lets you easily mark hotspots or check your boats speed. Comes with both a transom and trolling-motor mount. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Sonar/GPS Combos.