"The HawkEye In-Dash Digital Depth Sounder updates 4 times per second to provide instant, uninterrupted depth readings from 2.5'600' feet at speeds up to 63 mph. An easy way to say goodbye to the days of not knowing the depth with running your boat on a plane, this in-dash depth sonar's algorithmic programming virtually eliminates false depth readings while its EasyTouch programming allows 1-touch access to dual depth alarms. The oversized LCD reads depths in feet or meters, and uses SoftGlow backlighting for unmatched readability at night. Includes interchangeable black and white bezels, face plates, and a sun cover to protect the LCD during storage. Manufacturer's 2-year limited warranty.Manufacturer model #: DT2B-TM. Enjoy instant depth readings at 60+ mph Updates 4 times per second Instant, uninterrupted depth readings from 2.5'600' English and metric readings Memory retention Polarized LCD display: .87""H x 1.65""W Unit size: 2"" dia. x 1.75"" deep Transducer type: combination transom/glue-in (in-hull) Power: 11-14V DC, 200mA max Beam angle: 14 Includes black and white bezels, face plates, and sun cover 30' transducer cable"