OBD2+GPS Digital Speedometer Car Digital HUD Head Up Smart Gauge Meter Scanner Gauge with Speed MPH, Tachometer, Troubleshooting

RICH DISPLAY CONTENT-Driving speed, Engine RPM, Water temperature,Voltage, Fuel consumption, Brake test, Turbine pressure,Inlet pressure, Air-fuel ratio, Engine fault code alarm, Low voltage alarm, Over speed alarm, Water temperature alarm, etc. HD DISPLAY-With a high definition TFT LCD screen,which displays the information more colorful,clearly,full of technology.A variety of operating interface modes and colors can be switched freely,It will bring more fun sense to your driving experience. MULTI-FUNCTION-It has a HUD head display function,a car performance test function,engine data reading,and OBD diagnostic trouble code to eliminate fault codes,Speed up test,brake performance test.Can read 36 data from ECU.