Engineered for shallow-water coastal, lake and river fishing, the unique Fan Beam transducer delivers three times the beam width of conventional 200 kHz transducers. It can also be rotated fore and aft or port and starboard with an easy-to-use rotary beam control built right into the top of the transducer housing. The 200 kHz, 20° transducer is designed for transom or trolling motor mounting and features a built-in temperature sensor. Compatible with wood, fiberglass and aluminum hulls. 500-watt maximum power. Dual-frequency 50/200kHz transducer.