GEYIREN C500 Auto OBD2 GPS HUD Head-Up Display EOBD Windshield Car Speedometer Projector Digital Accessories For All Car

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GEYIREN C500 HUD OBD2 EOBD Head-Up Display

HUD short for Head Up Display,the main function is to display the car dashboard information (e.g.speed,RPM,water temperature,voltage,trip distance etc ),and keep the driver eyes always on road to avoid the dangerous of lowering down head to read the dashboard.

Display Accurate Speed

C500 OBD version is part of the driving assistance system which allows the driver to keep his head up, looking at the road, while having access to various information in real time

Made a good plan of a single trip

its clearly displays your driving distance of single trip

Safety Driving

Keep your eyes on the front
Look down 3Second= Drive a Car 50 Meters Blindly


C500 it will automatically alarm if overspeed so it can save you  from looking down the speedometer and drive safely

Voltage Alarm

Its Will Alarm When Voltage Is Too Low or Too Hight

Two Type versions

OBD2 Version

It works when the car is running, and turn off when the car’s ignition is off.

Automatically turn on or off: After the engine is turned off for 30 seconds, the HUD will automatically shut down; when the engine is started, it will automatically display after 5 seconds. Our HUD with a switch, which can be turned on and off manually. If you do not drive for a long time, it is recommended to manually turn off the HUD.

You can freely set this value. Setting Speed range: 30-250KM/H.

Compatible with: Cars in OBD II Standard (after 2007 years).(Diesel cars, pure electric cars, hybrid cars can not be used)

Displayed Main Function:

1.Alarm Icon: High water temperature / Low voltage alarm / shift reminder / over speed
alarm / Fatigue driving / Engine Error

2.Multi-functions display: RPM / Voltage / driving distance /clock / water temperature / fuel consumption

3.Light sensor:HUD can automatically adjust the brightness according to the environment

4.Mileage unit:TRIP means the driving distance from engine start to off

5.Fuel consumption unit: unit of Average fuel consumption per hundred kilometers / instantaneous fuel consumption =AVG

6.Speed:digital display the vehicle driving speed

7.Speed unit :KM/H=kilometer/hour, MPH=Mile/hour

GPS Version (T900)

Multi Functions Display :

1.clock 2.battery voltage 3.altitude 4.satellite numbers 5.mileage 6.trip time.

Note:GPS Version’s Other Name is T900,Don’t Misunderstood It!

1.Multi functions display:clock,battery voltage,altitude,satellite numbers,mileage,trip time
2.Light sensor:HUD can automatically adjust the brightness according to the environment
3.Driving direction:N-North,S-South,W-West,E-East. It will display when the car is in driving.
4.Speed:display the vehicle driving speed in digital number
5.Speed unit :KM/H=kilometer/hour, MPH=Mile/hour
6.Clock and driving time icon
7.Mileage:display the single driving distance for this trip
8.Altitude:current altitude
9.Satellite signal icon:it will flash for searching signal,and will stop once searching the satellite signal successfully.


Perfectly compatible with vans trucks buses cars off-road vehicles SUVs and other vehicles.

Product comparison

Automatically adjust brightness


How to Install the HUD Car Computer:

1. Insert the product into the check port on the vehicle OBD computer;

2. Insert the other end of the product into the data interface of the host;

3. After the product is inserted into the host and the car is started, wait for the communication linkage between A202 and the car;

4. After the linkage is successfully established, the host will send a “drop” sound, at the same the display screen displays vehicle protocols and then indicates that it is the first time the product is used to set up parameters. (International universal OBD plug protocol definitions stipulated by SAE).

Common problem:

Q1: Why does it automatically turn off after a period of time?

A1: Its default sleep time is 30s, So when your engine is turned off, it will automatically turn off after 30s .please choose “Sleep Time Set” to set the sleep time.

Q2: Why my car dashboard lights or fault alarm lights are caused to be lit up abnormally?

A2: When used in some cars, car dashboard lights or fault alarm lights are caused to be lit up abnormally, choose”Product inf” -“Matching inf” to see the solution, and use needle-nose pliers to twist off excess pins to eliminate such phenomena.

Please note:
Please manually turn off the HUD,when you don’t drive your car for more than a week.
pls tell us your Email if you want other language manual!

Shipping & Payment


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

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We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
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  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

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