Lowrance 000-10233-001 Mark-5x DSI DownScan Imaging Fishfinder with 5-Inch Monochrome LCD and 455/800 KHz Transom Mount Transducer (Discontinued by Manufacturer) 5" monochrome LCD with 480 x 480 resolution 300 Watts (RMS) power 455/800 KHz high definition sonar Includes transom mount transducer