P22 smart car HUD integrates OBD+GPS+slope meter+breathing light+detector in one, easily meets the needs of intelligent driving; 11 groups of interfaces+12 languages+breathing atmosphere light, cool display safe driving; electronic gradient meter real-time Monitor the vehicle"'"s left and right tilt, uphill and downhill accurate degrees, to ensure driving safety on different road sections; GPS + Beidou + Galileo global satellite positioning system, can receive up to 32 satellites, high-precision time, latitude and longitude, compass and other information, to meet daily, outdoor and other vehicle needs.P22 is portable and installs, free 360 flexible suction cup bracket when you place an orderDisplay information: vehicle speed, clock speed, voltage, water temperature, fuel consumption, driving time, mileage, driving direction, number of satellites, altitude, azimuth, longitude and latitude, intake pressure, engine oil temperature, air-fuel ratio, turbo pressure, throttle valve, intake temperature, gearbox temperature, engine load, PID data, acceleration test, brake test, up and down Slope angle left and right inclination angle fault detection clear fault codeAlarm: low voltage alarm, high water temperature alarm, speed alarm, overspeed alarm, engine failure alarm 12 languages (Simplified Chinese/Traditional Chinese/English/Japanese/Korean/Thai/Russian/Arabic/Malay/Spanish/German/French) When the engine is turned off, it displays the maximum speed, the average speed, the current mileage, the current time, the average fuel consumption, the times of sudden acceleration and the times of sudden braking