This intelliducer enhances your boat's marine instrumentation capabilities by providing both depth and temperature data to your NMEA 2000 Garmin digital marine display or chartplotter. The 150 W thru-hull mount has a maximum depth of 900 ft; an operating frequency of 160 kHz; and mounts on a 0-to-12-degree deadrise. Transducer kit comes with installation instructions. Follow the instructions carefully to avoid damaging your boat.