C3 OBD HUD Auto Projector GPS Navigation Speedometer Head Up Display Car Electronic Accessories •OBD mode function: vehicle speed,water temperature,voltage,fuel consumption,speed,single mileage,total mileage,cumulative driving time,driving direction,number of stars,number of stars,altitude,system time,intake pressure,oil temperature,air-fuel ratio,turbo pressure,intake pressure,acceleration test,brake test,clear fault code,read data stream •Alarm: overspeed alarm,speed alarm,high water temperature alarm,low voltage alarm,engine failure alarm •GPS mode functions: vehicle speed,driving time,satellite time,altitude,number of satellites,driving direction,single mileage,voltage,acceleration test,brake test •Features: Stereo imaging Using semi-transparent and semi-reflective lenses to suspend the information in the air,zero ghosting,and clear display during the day •How to use navigation: You need to download the "WiiYii" APP,connect the HUD and smartphone via Bluetooth wirelessly,and display the navigation information synchronously through the APP •No need to make effort or look down that would create distractions,best assistant to help ensure your driving safety Specification: •Lens size: 5.1inch •Product size: 42x110x77mm •How to install the APP: •Download the "WiiYii" APP •Manually turn on Bluetooth and location •Click the "WiiYii" icon,the system will automatically search for Bluetooth and connect •Bluetooth can not connect to the phone: •HUD host should display normally,if OBD system can't connect,please switch to GPS system normal display •If your phone's Bluetooth is connected to another device,please remove the Bluetooth device that has been paired,and then pair it to the WYHUD •Turn off Bluetooth again and then turn on your phone's Bluetooth or restart your phone •Please make sure other phones turn off Bluetooth •The Bluetooth connection of the app is not successful: •Please check the phone system version and whether it supports Bluetooth 4.0,for Apple iOS 9 or above,Android 4.4 or above system •Need a mobile phone to search for WYHUD via Bluetooth,open traffic •Turn on GPS navigation positioning,you can enter the navigation direction after successful positioning •The APP Bluetooth connection is successful,the input address is not displayed: •Turn on the location service,open your network,check the signal,move to a place that has a strong signal,and enter the address again •HUD stuck during navigation or when changing display interface,speed display is normal: •Turn off the phone's power-saving mode,turn off the screen lock function,or click to enter the phone's navigation page and stay in the phone's navigation page •Navigate 10-20m from the point of indication: •Because the GPS positioning error is about 5-10 meters,it is normal for 10-20 meters when the signal is weak Package included: •1 x Car Digital Speedometer Head Up Display •1 x OBD Cable •1 x USB Cable •1 x Cleaning Cloth •1 x Anti-slip Mat •1 x English and Chinese User Manual •Other things not included