Perfect for anglers who want all their sonar from a single transducer, the 50/200 HDI transducer features the fish-finding capability of wide-angle high CHIRP sonar and the high-resolution images of fish-holding structure from DownScan Imaging™. You won't waste time criss-crossing the lake looking for the prime areas to fish with C-MAP Contour+ charts. From finding key fishing areas, like ledges, drop-offs and ditches to navigating with precision to fish-holding areas, you will have more success on the water with high-resolution 1-foot contours on 15,000+ US lakes and 9,400+ lakes in Canada. SolarMAX™ 7-inch display50/200 HDI transducer with Lowrance® CHIRP, DownScan Imaging™ and FishReveal™Autotuning sonarDouble the sonar coverage of other fishfindersC-MAP Contour+ chart card with 1-foot contours on 15,000+ US lakes and 9,400+ lakes in CanadaSolarMAX™ DisplayGenesis Live Real-Time MappingWide range of fish-finding color palettesOptimized keypad with one-touch access to key featuresMapping options include C-MAP, Navionics® and moremicroSD card slot