The affordable Fishfinder 300C color sounder is just right for recreational anglers who fish primarily in freshwater lakes.
The 300C has a super bright, high resolution 3.5-inch QVGA color display with improved user interface, plus UltraScroll for screen updates at live-action speeds. The 300C comes with a dual beam transducer, which provides excellent coverage in shallow waters. The 300C features the high performance sonar receiver found in most of the Garmin marine lineup.
Fishfinders 
The affordable Fishfinder 300C color sounder is just right for recreational anglers who fish primarily in freshwater lakes.