Matrix 2 in 1 Car HUD OBD2 + GPS Gauge

>> Upgraded version works on any cars <<
OBD mode information display:
Speed, water temperature, voltage, fuel consumption, RPM, single mileage, total cumulative mileage, travel time, system time, intake pressure, oil temperature, air-fuel ratio, turbine pressure, intake pressure, acceleration test, brake test, read data stream.
Alarm: Overspeed alarm, Speed alarm, High water temperature alarm, Low voltage alarm, Engine fault alarm, Clear fault code, Free switching between kilometer and miles, Celsius, and Fahrenheit switch freely.
GPS mode information display:
Speed, travel time, satellite time, altitude, number of satellites, driving direction, single mileage, voltage, acceleration test, brake test.
Alarm: Overspeed alarm, Low voltage alarm, Free switching between kilometer and miles.