B265LM Bronze Thru-Hull Mount Transducer with Depth & Temperature Garmin's best performing 1 kW thru-hull transducer, this bare wire mount performs well in deep water and has exceptional bottom and water column detail. This transducer has a depth of 3,000 ft; an operating frequency of 42 to 65 kHz and 85 to 135 kHz; a beamwidth of 16 to 25 degrees and 11 to 16 degrees; and a 0 to 20 degree deadrise. Transducer kit comes with installation instructions. Follow the instructions carefully to avoid damaging your boat. Compatible Devices: * GSD™ 26 CHIRP Professional Sonar Module Warning [https://productimageserver.com/prop65/6pt.png]WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov [http://P65Warnings.ca.gov].