No display on screen, no power

Check if the USB cable is damaged. Replace the USB cable for testing, and prohibit the use of voltages exceeding 5V.

The flashing power satellite icon indicates satellite search status for underground parking garages, tunnels, and overpasses. When obstructions prevent satellite connection, move the vehicle to an open area to restore normal operation.

After the vehicle stops, the speed will still be displayed.

Underground parking garages, tunnels, overpasses, and shielding may cause unstable signals and satellite drift. Please drive to an open area.

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

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heads up display for cars windshield H4, mph speedometer for car with Speed, Overspeed Alarm, Compass with HD Display, Universal Car HUD USB Cable Plug & Play

heads up display for cars windshield H4, mph speedometer for car with Speed, Overspeed Alarm, Compass with HD Display, Universal Car HUD USB Cable Plug & Play

Product ID: 658198758

Details

Brand
YAOUZICN
Item dimensions L x W x H
10 x 6.5 x 2
Item weight
0.33 Pounds
Material
Acrylonitrile
Number of Items
1

🌙Auto-dimming night mode

🔄Switchable KM/H & MPH units

🚗Real-time speed & direction HUD

Description

🚀 Drive smarter, not harder — see speed and direction like never before!

GLOBAL READY - Instantly toggle between KM/H and MPH to match local driving standards wherever your journey takes you.
CLUTTER FREE COCKPIT - Streamline your dashboard by displaying only essential info in your line of sight, enhancing focus and smooth driving.
SEAMLESS NIGHT VISION - Auto-adjusting brightness eliminates glare and eye strain during night drives—comfort meets safety.
YOUR ULTIMATE CO PILOT - Stay oriented with real-time compass data and overspeed alarms that keep you in control on every adventure.
EYES ON THE ROAD ALWAYS - Project your speed and compass info directly onto your windshield for safer, distraction-free driving.

The YAOUZICN H4 Heads Up Display is a universal, plug-and-play car HUD that projects real-time speed, compass direction, and overspeed alerts onto your windshield. Featuring a high-definition auto-dimming screen, it adapts brightness for day and night driving, supports both KM/H and MPH units, and enhances safety by reducing dashboard distractions. Compact and lightweight, it’s designed for easy installation and seamless integration with any vehicle.

Specifications

ASIN	B0D97JWJX4
Best Sellers Rank	#130,074 in Automotive ( See Top 100 in Automotive ) #239 in Automotive Speedometers
Brand Name	YAOUZICN
Customer Reviews	3.5 3.5 out of 5 stars (16)
Included Components	M23-HUD/ USB Cable/Non-slip Mat/Manual/Reflective film
Item Dimensions	10 x 6.5 x 2 centimeters
Item Weight	150 g
Manufacturer	YAOUZICN
Material Type	Acrylonitrile Butadiene Styrene (ABS)
Model	H4
Number of Items	1
Part Number	M23

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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