One touch. That's all it takes to get easy access to all the advanced features of the PiranhaMax™ 230 Portable Fish Finder. It features a four-level grayscale 160V x 132H resolution 4" diagonal display, a dual-beam sonar with 800 watts of peak-to-peak power output and SmartCast wireless remote sonar sensor – all in a rugged hard-shell carry case. It also features a Fish ID+™ with target depth, a 600-ft. depth capability, a dual beam sonar with 200 kHz/20° and 83 kHz/60° beams for excellent coverage and water temperature display. Operates on eight AA batteries for a wireless range up to 100 feet. The tilt-and-swivel mount is a drop-in replacement for many factory-installed in-dash-mounted fish finders. One-year manufacturer's warranty.