Out Power:As show Voltage:12V Model Name:P12 Item Weight:50g Memory Size:As show Material Type:Plastic Special Features:Accelerated competitive mode test Color Name:Black CPU:As show Item Size:107x57x20 mm P12 Smart Driving Computer Show Travel Speed Engine Tank Water Temperature Voltage TFT LCD Color Super Large Clear Screen Display information: Driving speed, engine speed, tank water temperature, voltage, instantaneous fuel consumption, instantaneous fuel consumption per 100 km, average fuel consumption, mileage measurement, total mileage accumulated, turbine pressure, air-fuel ratio, oil temperature, travel time calculation, engine failure Alarm display, eliminate fault code, free switch of kilometer miles, display data color adjustment, manual automatic brightness adjustment alarm: over speed alarm, water temperature alarm, voltage alarm, shift reminder feature: new acceleration competitive mode test brake performance test read the whole car Data stream OBD diagnostic function, using TFT LCD color super large clear screen, can only see the display information from the HUD, can switch different display screens, no reflection, clearer during the day Size: The HUD size is 4.2 Inch and the LCD screen display size is 3 Inch Package : 1x host 1xOBD line 1x3M glue 1x instruction manual