52mm Digital GPS Tachometer Tacho Speedometer Odometer LCD Speed Gauge Adjustable Mileage Trip Counter ODO with GPS Antenna for Auto Motorcycle Car Truck Boat 9-32V Adjustable Speed Gauge 0~999 Mph Knots Km/h

Accesting. Fixing Dimension: 52mm. Indicating Range: 0~999 MPH, Knots, Km/h adjustable). You can switch unit between MPH(Mi), Knots(NMI and Km/h KM by Backside Button. Total Mileage Adjustable, Mileage Range: 0~99999.9 Mi, NMI, KM available). Trip Counter. Working Voltage: 9~32 V DC. Fixing Dimension: 52mm. Indicating Range: 0~999 MPH, Knots, Km/h adjustable). You can switch unit between MPH(Mi), Knots(NMI and Km/h KM by Backside Button. Total Mileage Adjustable, Mileage Range: 0~99999.9 Mi, NMI, KM available). Trip Counter. Working Voltage: 9~32 V DC. Function. 1. Fuel Alarm, Oil Pressure Alarm, MalfunctionAlarm. 2. GPS Blind Area Odometer Compensation. 3. OverSpeed Buzzer Alarm Value Adjustable). 4. Operation Mode: LCD display, stepper motor. Speedometer Support Universal Car, Boat. Wire Connection: 1. Red Wire-Positive. 2. Blue Wire-Negative(-3. Orange Wire-Neutral. 4. Black Wire-High Beam. 5. Purple Wire-Right Direction Light. 6. White Wire-Left Direction Light. 7. Yellow Wire-Fuel