I’m pretty sure you have noticed that not all Hummingbird fish finders are cheap. In fact, the models in the 800+ series are rather expensive. These depth finders have many more other capabilities than the one of finding fish, though. Most of them can successfully be used as navigational tools due to the marine GPS they feature or the LakeMaster and Navionics maps packages.
Plus, some of advanced Hummingbird fish finders have Side Imaging and Down Imaging technology, which provides the angler