3.5-inch CHIRP Fishfinder with GPS
Easy-to-use 3.5-inch colour fishfinder with built-in, high-sensitivity GPS
Find fish; mark and return to hot spots, docks and ramps
Convenient keypad operation
Includes CHIRP (77/200 kHz) sonar transducer; transmit power (200 W RMS)/(1,600 W peak-to-peak)
Upgrade to high performance CHIRP with a GT8 or GT15 transducer (each sold separately)
Link below
https://youtu.be/sbs0zQ08IKE