Autometer 3‑3/8in marine GPS speedometer in carbon fiber finish rated to 50 MPH, intended to add accurate speed readout to boats. It works with the AutoMeter 5283 GPS antenna or most aftermarket GPS receivers and includes a configurable Rally Nav display for odometer, trip, time/date, GPS coordinates, heading, compass and peak speed recall. The front sealed bezel improves water resistance; plug‑and‑play with no calibration required.
Autometer Marine Carbon Fiber 3-3/8in 50MPH GPS Speedometer Gauge