Specification Brand : Generic BulletPoint1 : Real data from OBD 2 Port, Display Car Speed, water temperature, Oil temperature, voltage, fuel consumption, RPM, single mileage, total cumulative mileage, driving time, system time, intake pressure, air-fuel ratio, pressure(if your car engine has no turbo funtion, then this function will be invalid), intake pressure,speed up test, brake test, read data stream. Engine Faulty number BulletPoint2 : Alarm for: Overspeed alarm,High water temperature , Low voltage, Engine fault, BulletPoint3 : Smart Fuctions: Clear fault code, Switching between kilometer and miles, and Fahrenheit . BulletPoint4 : 【Multiple functions】: Ambient decorative lighting Engine RPM Fault code alarm Fatigue driving alarm .The Alarm Light sensor: HUD can automatically adjust the brightness "according to the environment .Speed unit: KM/H, MPH .Multi-function zone: speed,water temperature,battery voltage,driving distance Water temperature ,voltage. ExternallyAssignedProductIdentifier : 9446289136619 ItemName : Universal HUD P10 Car Head Up Display Speed Projector OBD2 Speed Projector Computer Digital Speedometer Display ItemPackageQuantity : 1 ItemTypeKeyword : vehicle-overhead-video Manufacturer : Lifyn2 Material : Glass NumberOfItems : 1 PartNumber : 4000513479236 ProductDescription : HUD P10 Car Head Up Display Unit Directly Display OBD Head Up Display can Read and Clear Fault Code Key features: Model: P10 - OBD speedometer with car diagnostic tool (not compatible with some cars) Plug and play. Real 2.6" TFT LCD multi color smart display The first scan will show the vehicle protocol Add new functions: Accelerating competitive mode, brake performance test, can read the entire car data stream information Rich content: vehicle speed, engine RPM, water temperature, voltage, instantaneous fuel consumption, average fuel consumption, driving distance measurement, driving time, low voltage alarm, high water temperature alarm, over speed alarm, engine fault code alarm, eliminate the fault code, freely switch between kilometers &miles Multi function display mode or simple function display mode can be switched freely to show above content ProductSiteLaunchDate : 2022-08-26T08:00:42.837Z UnspscCode : 41110000