Technical Specifications:<br> Installation Diameter: 52mm (2”)<br> Operating Voltage: 9~32VDC，<br> Operating current: ≤60mA;<br> Operating temperature: -30~+75℃<br> Storage temperature: -40~+85℃。<br><br> Features and Benefits:<br> ■ IP66 Waterproof<br> ■ Electronic GPS Odometer with Unique High Definition and Contrast Ratio LCD<br> ■ No Stationary Drift<br> ■ Multi-indicators to show data of vehicles/boats<br> ■ Switch unit between MPH(Mi), Knots(NMI) and Km/h (KM)<br> ■ Speed Range: 0~999 (MPH, Knots, Km/h)<br> ■ Mileage Range: 0-999 999 (Mi,NMI,KM )<br> ■ Trip Counter<br> ■ Reverse polarity protection and anti-fogging performance<br><br> Connection:<br> 1. Red --+9-32VDC<br> 2. Blue--Negative(-)<br> 3. Orange--Neutral<br> 4. Black--High Beam<br> 5. Purple--Left Direction Light<br> 6. White---Left Direction Light<br> 7. Yellow--Fuel Alarm<br> 8. Grey--Oil Pressure Alarm<br> 9. Green--Malfunction<br><br> Notice:<br> 1. Please allow 1-3mm error due to manual measurement.Pls make sure you do not mind before you bid.<br> 2. The color may have different as the difference display,pls understand. <br>