Garmin 010-12087-00 All-In-One 77/200 kHz HD-ID and DownVu Transducer (4 Pin) Get ultra-clear sonar pictures of objects, structure and fish that pass below your boat with this all-in-one 4-pin transducer. This 20 ft. transducer cable with built-in fast response temperature sensor has a Power rating of 500 W; and 750 ft. (DownVu) Get ultra-clear sonar pictures of objects, structure and fish that pass below your boat with this all-in-one 4-pin transducer. This 20 ft. transducer cable with built-in fast response temperature sensor has a Power rating of 500 W; and 750 ft. (DownVu) Get ultra-clear sonar pictures of objects, structure and fish that pass below your boat with this all-in-one 4-pin transducer. This 20 ft. transducer cable with built-in fast response temperature sensor has a Power rating of 500 W; and 750 ft. (DownVu)