Transom Mount DownVü 500W (CHIRP 455/800 kHz) Traditional 500 W (77/200 kHz) Transducer w/Temp - 4-Pin. Follow the instructions carefully to avoid damaging your boat. Mounting Style = Transom. Get ultra-clear sonar pictures of objects, structure and fish that pass below your boat with this all-in-one 4-pin transducer.
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