This plastic transom mount provides depth, speed and temperature in 1 package.
This 8-pin 500 W triducer has a maximum depth of 900 ft; an operating frequency of 77/200 kHz; a beamwidth of 45/15 degrees; and mounts on a 3 to 20 degree transom.
Transducer kit comes with installation instructions. Follow the instructions carefully to avoid damaging your boat.