This pocket mounted transducer uses very narrow beams and low/high frequencies to send depth and temperature as well as sonar return data to your Garmin Marine Network.
A pocket version of the Airmar R599LH, this 2 to 3 kW barewire bronze transducer has a maximum depth of 10,000 ft; an operating frequency of 28 to 60 kHz and 130 to 210 kHz; and a beamwidth of 9x23 degrees and 4 to 8 degrees. The pocket mount is installation dependent.
Transducer kit comes with installation instructions. Follow the instructions carefully to avoid damaging your boat.
This transducer is not ideal for shallow water fishing.