Total Mileage Adjustable, Mileage Range 0-99999.9 (Mi,NMI,KM available)
Switch unit between MPH(Mi), Knots(NMI) and Km/h (KM) by Backside Button
9-32V Working Voltage, OverSpeed Buzzer Alarm, GPS Blind Area Odometer Compensation
IP67 waterproof and dustproof grade
Digital GPS Speedometer is suitable for Motorcycles,boats, yachts, vessels, vehicles and off-road vehicles