Output Frequency:Output Frequency: 11v~18vdc(12vdc/200ma)Size Name:12.7x3.9x7.5cmWire Or Wireless:WiredOrigin:Mainland Origin:Cn(origin)Product Name:Onboard Car ComputerSold In:Sell_by_pieceCar Up Display Speed Rpm Mph Hud:Wide Use For All The Cars Up Display:Best And TimelyInstallation:Connect With Obd PortRevolutions Per Minute:Obd2 And Euobd PortHud Obd2 Headup Display For Car Smart Ga:Hud Obd2 Headup Display For Car Smart Gauge Hud P13 Obd2 Smart Digital Met: Up DisplayCar Smart Gauge Digital Speed Gauge:Obd2 Smart Digital HeadupCar Up Display Coolant Temperat:Car Up Display Turbo PressureCar Up Display Voltage Hud:Car Up Display Air-fuel RatioCar Up Display Intake Pressure:Car Up Display Brake TestCar Up Display Fuel Consumption Hud:Car Up Display Driving Mileage TimehudCar Up Display Read Data Stream:Car Up Display Acceleration TestRead And Clear Car Engine Fault Code:Speed Alarm HudVoltage Alarm Hud:Car Up Display NavigationCoolant Temperature Alarm Hud:Car Up Display Altitude CompassHud -up Display:Hud -up Display Korean SupportGps Up Display:Uhd -up DisplayObd2 Up Display: Up Display Gps