Custom Multi-Function Racing Dashboard LCD Display - China Suppliers Factory OBDII Bluetooth Gauge for Enhanced Vehicle Data Suppliers, Factory

Introducing our state-of-the-art Digital Multi Gauge Display, designed for drivers seeking accurate and essential vehicle data at their fingertips. This product features a digital display that delivers crucial information in a clear, user-friendly format, making it an ideal choice for those wanting to enhance their driving experience, Our display boasts universal OBDII compatibility, ensuring seamless integration with a wide range of vehicles that meet OBDII standards. This allows for a fully customizable dashboard experience tailored to your specific needs, Installation is a breeze with our included installation stand and straightforward instructions, making it a hassle-free addition to your dashboard, Equipped with an advanced LCD screen, this digital gauge provides high-definition visuals, enhancing your overall user experience, As a trusted product from reliable China suppliers and manufacturers, our Digital Multi Gauge Display is the perfect investment for anyone looking to optimize their vehicle's dashboard functionality

Product Description

📊 Display Content

  • RPM
  • Speed
  • The amount of fuel remaining in the tank (%)
  • Position of accelerator pedal (%)
  • Vehicle Load Rate (%)
  • Coolant temperature (°F / °C)
  • The power supply voltage (V)
  • Current time
  • The multi-function display area (display one of the values)

🖥️ Multifunctional Display

  • Date
  • Speed Value (RPM)
  • Intake Pressure (MAP)
  • Intake Air Flow (MAF)
  • Inlet Air Temperature (IAT)

⚙️ System Setup Menu

  • Set Date
  • Set Time
  • Set Unit (BAR / PSI, KM/H / MPH, °F / °C)
  • Set Led (ON / OFF)
  • Set Alarm
  • Set Binding OBD2
  • Set BLT (Backlight)
DO903 Multi-Function Race Dashboard Racing Panels LCD Display Bluetooth Connection OBDII

🚗 Fitment

All 12V OBDII Vehicle

📦 Package Include

  • Display
  • Power Wire
  • Bluetooth OBD2 Unit
  • Display Mount
  • Instructions Manual

🔔 Alarm Setting

RPM, Speed — Warns via audible alerts and indicator lights, featuring a buzzer and 8 LED indicators.

💡 Brightness Adjustment Function

Users can choose to adjust the brightness manually or automatically according to the current environment, providing three brightness levels and an automatic sensitivity option.


📌 Tips

⚠️ We provide a one-year warranty (excluding damage caused by human factors). All warranty claims require proof of professional installation.

📏 Manual measurement, please allow 1–3 mm error, thank you. Due to the difference between different displays, the picture may not reflect the actual color of the item. We guarantee that the style is the same as shown in the picture. Please understand, thank you!


Frequently Asked Questions

Q1 What vehicles are compatible with the DO903?
The DO903 is compatible with all 12V OBDII vehicles. As long as your vehicle supports the OBDII protocol, it will work seamlessly with this gauge.
Q2 How does the Bluetooth OBD2 connection work?
The included Bluetooth OBD2 unit plugs into your vehicle's OBDII port. Once paired via the System Setup Menu (Set Binding OBD2), it wirelessly transmits real-time data to the display.
Q3 What parameters can the alarm system monitor?
The alarm system supports RPM and Speed monitoring. It warns the driver through audible alerts (buzzer) and visual indicator lights (8 LED indicators) when set thresholds are exceeded.
Q4 Can I switch between metric and imperial units?
Yes. In the System Setup Menu, you can freely switch between BAR/PSI for pressure, KM/H/MPH for speed, and °F/°C for temperature to match your preferences.
Q5 How many brightness levels does the display support?
The display offers three manual brightness levels as well as an automatic brightness adjustment mode that adapts to the current ambient environment for optimal visibility at all times.
Q6 What is the warranty policy for the DO903?
A one-year warranty is provided, excluding damage caused by human factors. All warranty claims must be accompanied by proof of professional installation to be valid.

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