GT20-TM Transom Mount DownVu 500W (CHIRP 455/800kHz); Traditional 500W (77/200kHz) Transducer w/Temp - 8-PinGet ultra-clear sonar pictures of objects, structure and fish that pass below your boat with this all-in-one 8-pin transducer.This 20 ft transducer cable with built-in fast response temperature sensor has a power rating of 500 W; a depth of 1,900 ft (traditional) and 750 ft (DownVu); an operating frequency of 77/200 kHz (traditional) and 455 kHz (DownVu); and 0 to 70 transom angle.Transducer comes with transom and trolling motor mounts, and installation instructions. Follow the instructions carefully to avoid damaging your boat.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.