STRIKERâ„¢ 4 FishFinder with 4-Pin, 77/200kHz TM Transducer3.5-inch CHIRP Fishfinder with GPSFeatures:Easy-to-use 3.5-inch color fishfinder with built-in, high-sensitivity GPSFind fish; mark and return to hot spots, docks and rampsConvenient keypad...