After HUD power-on, the satellite icon flashes will start to find the satellite. Please driving the car to the road. It will work after it stops flashing.

a.First check the speed unit is correct or not, the speed unit including KM/H and MPH, please refer to the setting to switch the unit.

b.The car manufacturers usually make the dashboard speed 5-7% higher than the ECU. The international standard is based on satellite data.

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Car HUD Head Up Display, Universal KMH & MPH Digital GPS Smart Speedometer with Suction cup holder OverSpeed Alarm Fatigue Driving Warning USB Interface for All Vehicle

Car HUD Head Up Display, Universal KMH & MPH Digital GPS Smart Speedometer with Suction cup holder OverSpeed Alarm Fatigue Driving Warning USB Interface for All Vehicle

Q: The screen without any display, and no power

Check whether the USB cable is damaged, replace the USB cable for testing, and prohibit the use of voltage higher than 5V for power supply.

Q: Driving direction display error

After the vehicle speed exceeds 5KM / H, the direction can be displayed normally.

Product ID: 504826029

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Details

Brand
Geloo
Material
Glass Plastic
Item weight
0.14 Kilograms
Screen size
2.2 Inches
Manufacturer
UKAUTO

⚡Auto power sync with ignition

📊2.2-inch HD display

🚨Overspeed & fatigue alerts

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Description

🚗 Stay Ahead, Stay Safe: The Ultimate Smart HUD for the Modern Driver

SMART POWER SYNC - Automatically powers on/off with your engine ignition to protect your car battery and ensure seamless use.
SAFETY FIRST ALERTS - Stay ahead with real-time overspeed and fatigue driving warnings, designed to keep you alert and safe on every journey.
DUAL UNIT SPEEDOMETER - Effortlessly switch between KMH and MPH to match your driving style or location—universal compatibility guaranteed.
PLUG PLAY VERSATILITY - Easy USB installation with suction cup or non-slip mat options—fits all vehicles and installs anywhere in seconds.
CRYSTAL CLEAR 2 2 HD DISPLAY - Experience sharp, intuitive visuals with six customizable display modes for ultimate clarity on the road.

The UKAUTO G4 Car HUD is a sleek 2.2-inch high-definition head-up display that projects essential driving data directly onto your windshield. Featuring automatic power synchronization, customizable display modes, and dual KMH/MPH speed units, it enhances driving safety with overspeed and fatigue alerts. Easy to install via USB with versatile mounting options, it’s compatible with all vehicles, making every drive smarter and safer.

Specifications

Manufacturer	UKAUTO
Brand	Geloo
Model	G4
Package Dimensions	10.1 x 7.7 x 7.6 cm; 140 g
Item model number	G4
Manufacturer part number	G4
Item Weight	140 g

Have a Question? See What Others Asked

The screen without any display, and no power

Without car Speed

1. Inaccurate Speed

2. Inaccurate Speed

Driving direction display error

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