GPS Speedometer 2-1/16″ 52mm Digital Boat GPS Speedometer Gauge MPH Km/h White
Total mileage: 0-999999 Mi/NMI/KM, TRIP: 0-999 Mi/NMI/KM. Switching is simple: just yellow wire touch the ground to change the unit. One gauge fulfills all your needs for different speed units. It gets quicker under a clear view of the sky.
