China Race Car Gauges manufacturer

9000RPM Digital Car Gauges OBD Dashboard LED Light Alarm LCD Screen Easy Installation

Product Details:
Place of Origin: Wenzhou
Brand Name: SINCO TECH
Certification: ISO9001 / CE
Model Number: DO903II
Payment & Shipping Terms:
Minimum Order Quantity: 1 pcs
Price: negotiation
Packaging Details: 26*23*9cm ,1kg
Payment Terms: , MoneyGram,PAYPAL
Supply Ability: 1000 pcs per month

Detail Information

Product Name: Aftermarket Dashboard Gauges APPLICATION: OBDII 12v Cars
Voltage: 12V Dimmer: 4 Stage Brightness
Warning Alram: Revs/speed Battery: No
High Light:

stepper motor gauges


digital car gauges

Product Description

LED Light Alarm LCD Screen 9000RPM Race Car Gauges OBD Dashboard




Parameter Display



3.Fuel Level Input (%)

4.Absolute Throttle Position (%)

5.Calculate Load Value (%)

6.Engine Coolant Temperature (℃)

7.Voltage (V)


9.Bottom display.

Bottom Display


2.Engine Rpm(RPM)

3.Intake Manifold Absolute Pressure(MAP)

4.Air Flow Rate From MAF(MAF)

5.Intake Air Temperature(IAT)

6.Ignition Timing Advance For 1#Cylinder(ITA)




SINCOTECH DO903 OBDII dashboard contains a display , a power wire and a bluetooth OBD unit. Please connect bluetooth OBD module to the car OBD plug and connect the power cable of display to car power outlet.




1. Easy installation

2. Suitable for vehicle with OBDII system

3. Over-REVS warning function

4.Over-SPEED warning function

5. Screen shut down after turning off OBDII

6.with colorful LED lights :green , green , yellow , red.

7. monochrome screen display

8.4 stage Brightness changeable via environment light



  • Light sensor is on the middle of the dashboard. The display screen background changes in four levels based on the natural light. Four LED light is on each top side of the frame and will light according to the different RPM. The light color is GREEN, GREEN, YELLOW, RED from bottom to top.
  • Make sure to connect OBD module with car OBD plug then start the car.
  • Our OBD dashboard have two types now : DO903 (7000r.p.m)and DO903II (9000 r.p.m).DO903II is the second generation newest updated , it solves all the car’s protocol problem perfectly.


    the OBD dashboard read the data by OBD unit from car has two part display ,the main display area and bottom display area .at bottom display , there are six functions can be choose as your like ,but only one can be display at one time. Data display is default .



         9000RPM Digital Car Gauges OBD Dashboard LED Light Alarm LCD Screen Easy Installation 0

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