Humminbird 343C 3-Inch Waterproof Fishfinder With Dual-Beam Transducer Affordable, compact fish finder reveals bottom, structure and fish down to 1000 feet 3.5-inch LCD screen with 256 color depth and with 320 x 240 lines of resolution Includes water temperature and is speed capable Easy-on, easy-off mounting system that allows it to go almost anywhere Manufacturer's 1-year limited warranty