Portable TransducerPortable Transducers mount on the transom or side of almost any wood, aluminum, or fiberglass boat. A heavy duty rubber suction cup provides for temporary installation and holds the transducer at trolling motor speeds only. For a completely portable fishfinder, The Portable Case (PTC-W2) accessory contains all parts needed to convert your existing fishfinder to portable operation using your existing transducer.Description: Portable Transducer with Temperature Sensor, Hydrodynamic, single or dual beam (depending on which fish finder it is used with), 24 and 53 degree cone angles, 200/83 kHz. Includes 15' cable, portable mounting hardware.For Use With: Piranha 5, Matrix 15, Matrix 17, Matrix 25, Matrix 27, Matrix 55, Matrix 65, Matrix 67, FF515, FF535, FF565, PMAX10, PMAX15, PMAX 20WARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.