Garmin GMI 10 is a digital marine instrument display with 3.5-inch QVGA screen along 4″ flush-mount bezel. GMI 10 can be use to see depth, water temperature, fuel flow rate, engine data, and etc. It has 20 NMEA 2000 and 20 NMEA 0183 data sentences. The Garmin GMI 10 is waterproof and has multiple remote sensors, it priced start at $535.70.