The Hummingbird Fish Finder 345c DI is one of the new fish finders endowed with Down Imaging. It's a small but performant unit. Although it doesn't have chartplotting, GPS or any other navigational features, this unit surely does its job when it comes to locating fish and measuring depth. The electronic unit, has a 320 x 240 pixel resolution screen, 3.5 inch wide, full color … [Read more...] about Hummingbird Fish Finder 345c DI Review