Qiilu OBD2 HUD Projector with Fatigue Alarm

Windshield HUD projector — OBD2 windshield projector; Multifunction gauge; Fatigue-driving reminder.

Editor's Pick
  • OBD2 windshield projector
  • Multifunction gauge
  • Fatigue-driving reminder

Keep in mind: OBD2 only: US gas cars from 2004, no hybrids, and several named models are excluded.

Compatibility first. Check the guide before ordering if your setup is unclear.

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Qiilu OBD2 HUD spec summary card by HUDScreen
Qiilu OBD2 HUD Projector with Fatigue Alarm
Before you click through
  • Fitment notes come from the Amazon listing
  • Check the compatibility guide first
  • Price, shipping and returns are set by Amazon and the seller.
OBD2 HUD Windshield Projector with Fatigue Alarm in use on a car windshield
Lifestyle illustration — product photos are on the Amazon listing.

The OBD2 HUD Windshield Projector with Fatigue Alarm is a windshield hud projector that puts your speed and supported driving data into your line of sight, so you keep your eyes on the road instead of glancing down at the dashboard.

At a glance

Data source OBD2 port (no GPS mode)
Display type Windshield HUD projector
Best fit Gas cars: US 2004+ (some models excluded)
Standout feature OBD2 windshield projector
HUDScreen tier Editor's Pick

What you’ll see on the display

  • OBD2 windshield projector
  • Multifunction gauge
  • Fatigue-driving reminder
  • Overspeed alarm

Why drivers choose it

It delivers the core benefit of a head-up display — information where you’re already looking — in a windshield hud projector that’s quick to set up and easy to read day or night, with automatic brightness so it never dazzles you after dark.

Easy setup

  1. Plug in. Connect the cable to your car’s OBD2 port (under the dash, driver’s side).
  2. Position. Place the display low on the dash so it never blocks your view.
  3. Drive. It powers on with the ignition and shows your data instantly.

See the full 5-minute OBD2 install guide →

Will it fit your car?

This is an OBD2-only unit. The listing covers OBD2 gasoline vehicles built in the US from 2004 (2008 elsewhere), excludes hybrids, and names exceptions including the Lexus IS 250 and ES 300h, Honda CR-V and Fit (Jazz), Infiniti QX50, 2013 Hyundai Sonata and 2017 Kia Soul. Not sure? Run the HUD Compatibility Checker or test your gauge with the Speedometer Accuracy Calculator.

Best for

Drivers who want a bright, large windshield-projected readout.

Keep exploring: HUD display for cars guide · more OBD2 HUDs · more HUD projectors.

As an Amazon Associate, HUDScreen earns from qualifying purchases. Pricing and availability are shown on Amazon and may change.

OBD2-only (no GPS mode). Listed for OBD2 gasoline vehicles built in the US from 2004 (2008 elsewhere); not for hybrids. The listing names exceptions including the Lexus IS 250 and ES 300h, Honda CR-V and Fit (Jazz), Infiniti QX50, 2013 Hyundai Sonata and 2017 Kia Soul.

Read the full compatibility guide

Box contents are listed on the Amazon product page; check them there before ordering.

Price, shipping and returns are set by Amazon and the seller.

When should I check compatibility?
Review the guide before ordering whenever a feature depends on your vehicle port, fuel type, phone, cable or audio setup.
How should I install the display?
Complete connection, positioning and initial configuration while parked. Keep the display clear without obstructing road visibility.
Who handles shipping and returns?
Amazon and the seller. HUDScreen does not sell or ship products; when you click through, price, delivery and returns follow the Amazon listing.