RYSJM | OBD2 GPS Car HUD Head Up Display Digital Smart Gauge Speed RPM Water Temp Voltage Turbo Pressure Meter With Overspeed Alarm

OBD mode function:Vehicle speed, speed, water temperature, voltage, time, fuel consumption, instantaneous fuel consumption, average fuel consumption, single driving mileage, single driving time, total mileage, intake temperature, engine oil temperature, transmission temperature, air-fuel ratio, engine oil pressure, turbine pressure, intake pressure, engine load, throttle, acceleration test, brake test, read car fault code, clear fault code, read PID data streamAlarm: overspeed alarm, speed alarm, water temperature alarm, voltage alarm, fatigue driving reminderGPS mode function:Vehicle speed, voltage, satellite time, altitude, satellite quantity, driving direction, latitude and longitude, single driving mileage, single driving time, total mileage, acceleration test, brake testAlarm: overspeed alarm, low voltage alarm, fatigue driving reminderTip:Auto-match models, plug and play.According to OBD or EUOBD,( the on-board auto-matic diagnosis system) plug and play.(u.s. cars can be used after 2008 and most other cars after 2008.)Please read carefully before placing an order:1. If your car is pre-2008, the protocol is not compatible. can not be used.2. After receiving the package, please test it in your car as soon as possible. If you do not want to keep the device after testing, you can also contact us to return it for a full refund.3. According to customer feedback, P24 is not compatibility for some special vehicles, such as electric vehicles, diesel vehicles, hybrid vehicles, pickups, passenger cars, etc. If you still have questions, please contact us before buying, preferably telling us your car make/model/year before buying.Package Included:1 x Head Up Display