Dual GPS Car HUD Display
Head-Up Display — Real-Time Speed Projection with Dual GPS+BDS Signal
Strong Signal Reception
Equipped with advanced dual-mode GPS+BDS chip technology, this head-up display ensures fast and accurate speed detection. With a 10 Hz high refresh rate and the ability to receive up to 32 satellite signals, it maintains stable and precise data tracking — whether you're driving through city streets or open highways.

Automatic Brightness Adjustment
Featuring smart light sensors, the display automatically adjusts brightness according to ambient light conditions. It remains bright and visible under direct sunlight and comfortably dim during nighttime driving, ensuring eye comfort and safe visibility in all environments.

Clear, Anti-Reflective Projection
Utilizing metal shading technology and a large digital font, the K1 HUD provides crisp, glare-free visibility even for drivers wearing sunglasses or those with weaker eyesight. The included reflective film enhances display clarity for both day and night driving.

Simple Plug & Play Installation
No need for professional setup — simply connect the USB cable, place the device on your dashboard, and stick the reflective film onto your windshield. Within 1–3 minutes, your HUD is ready to display accurate real-time speed data.

Universal Compatibility for All Vehicles
The K1 HUD works with all vehicles featuring a USB port (5V). Whether you drive a sedan, SUV, motorcycle, or truck, it seamlessly integrates into your setup, offering instant speed data projection with automatic power-on/off functionality.

Protective Screen Hood Design
Equipped with a precision-engineered screen hood that blocks strong light reflections and protects your eyes during daytime driving. This ensures clear display visibility under all weather conditions and enhances driver comfort.

Product Specifications:
| Product Name | K1 Head-Up Display (HUD) |
| Model | K1 |
| Material | ABS + PC |
| Display Unit | MPH / KMH |
| Signal Source | Dual GPS + BDS |
| Refresh Rate | 10 Hz |
| Display Size | 70 × 42.8 × 20 mm / 2.76 × 1.69 × 0.79 in |
| Screen Hood Height | 35 mm / 1.38 in |
| Power Supply | USB 5V |
| Speed Range | 0–115 MPH |
| Speed Accuracy | ±0.6–1.8 mph/h |
| Main Functions | Speed Display, Automatic Brightness, Plug & Play |
Installation Steps:
1)Connect: Attach the included USB cable to the HUD device.
2)Plug In: Insert the USB into your car’s 5V port.
3)Start: Turn on the ignition to power the device.
4)Place: Mount the HUD on the dashboard and apply the reflective film onto the windshield.
5)Wait: Allow 1–3 minutes for GPS signal calibration.
6)Confirm: When “0” appears, installation is complete.
FAQ:
1. Is it compatible with my vehicle?
Yes, the K1 HUD is universally compatible with any car that has a 5V USB port.
2. Will it work in tunnels or garages?
As with all GPS-based devices, temporary signal loss may occur in enclosed spaces, tunnels, or during heavy rain/fog, but normal operation will resume once the signal is restored.
3. How accurate is the speed display?
The speed reading is accurate within ±0.6–1.8 mph/h, consistent with industry standards for GPS speedometers.
4. Can I use it at night?
Absolutely. The display automatically adjusts its brightness for comfortable visibility in low-light environments.
5. What if my windshield has a metal film?
If your glass has a metal explosion-proof layer, it may interfere with GPS signal reception. We recommend checking before purchase.