OBDHUD C100 OBD2 HUD Car Speed Mileage Projector Auto Overspeed Warning Head Up Display Smart Fatigue Driving Reminder Meter Product Features:1. OBDHUD 100% Brand Guarantee2. Display Data is more shine and clearly: 6 different Display modes3. Safty driving, Keep your eyes ahead, No need to down your head to see the Dashboard while driving4. Easy to Install, Only need to connect the HUD with the Car OBD port by OBD cable, HUD will display when the car engine is on / off5. Over-time driving Alarm, Low Voltage Alarm, Over-speed Alarm, High-temperature Alarm, Engine faulty Alarm6. KMH & MPH Switch Freely.7. Compatible for: Cars in OBD II Standard (after 2007 years)8. Installation position: On Center Console9. Connection: Connect with Car OBD port10. Display information: Speed, engine RPM, water temperature, driving distance, battery voltage, Turbine Pressure/ intake pressure, Faulty Code Read...C100 Functions Display information: Speed(Km/h or MPH, RPM, water temperature(C or F), voltage, single mileageAlarm:water temperature alarm, voltage alarm, gear shift reminder, over speed alarm, fatigue driving reminder, engine failure alarmmanual or auto-adjust the brightness1. C100-HUD2. HD without ghosting3. Simple function4. Stereo imaging5. No film required6. Integrated molding/no light pollution Multifunctional switching Large functions can be switched at willFive kinds of Driving data on HUD5 functions can be switched 1. Mileage2. Water temperature3. Voltage4. Speed5. RPMShort pull-up to switch the display modemode 1: speed mode 2: Speed + RPM mode 3: Speed + Water Temperature mode 4: Speed+ RPM + Water Temperaturebutton function:turn off/turn on 1. Short Press. (1)to switch the display mode (2)to set up menu options 2. Long Press. Turn off the buzzer and press for 2 seconds to turn it on the buzzer again. 3. Short PressM. OBD system: to switch voltage, water temperature, and vehicle speed during the OBD system, enter into the menu setting to switch menu options or parameter values. 4. Long pressM. to enter into menu settings (see instructions for Menu 1-12) and press 5 seconds to save and exit 5 Short Press