1. Introducció
The iKiKin A2 Head Up Display (HUD) is designed to project essential driving information directly onto your car's windshield, allowing you to view data such as vehicle speed, satellite count, and driving direction without diverting your eyes from the road. This device utilizes a built-in GPS signal module for accurate and real-time data updates, making it suitable for a wide range of vehicles including cars, trucks, SUVs, and more. This manual provides detailed instructions for installation, operation, maintenance, and troubleshooting to ensure optimal performance and user safety.

Image: The iKiKin A2 HUD unit and its projection on a car windshield, displaying speed and directional indicators.
2. Informació de seguretat
Please read all safety instructions carefully before using the iKiKin A2 HUD. Failure to follow these instructions may result in injury or damage to the device or vehicle.
- Seguretat de conducció: Always prioritize road conditions and traffic laws. The HUD is an auxiliary display and should not replace your primary vehicle instruments.
- Instal·lació: Assegureu-vos que el dispositiu estigui ben muntat i que no us obstrueixi view de la carretera o interferir amb els controls del vehicle.
- Font d'alimentació: Use only the provided USB cable and connect to a compatible 5V power source (e.g., car cigarette lighter adapter).
- Temperatura: Eviteu exposar el dispositiu a temperatures extremes, a la llum solar directa durant períodes prolongats o a una humitat elevada.
- Neteja: Do not use abrasive cleaners or solvents on the device. Refer to the Maintenance section for proper cleaning procedures.

Image: Compliance label indicating the device adheres to FCC, CE, and UKCA regulations.
3. Contingut del paquet
Verifiqueu que tots els elements siguin presents al paquet:
- iKiKin A2 Head Up Display Unit
- Cable d'alimentació USB
- Mat antilliscant
- Reflection Film (for optimal display clarity)
- Manual d'usuari (aquest document)
4. Producte acabatview i Característiques
The iKiKin A2 HUD features a compact design with a 3.5-inch HD color display. It integrates advanced technology to provide accurate and clear information.
4.1 Funcions principals
- Visualització de velocitat: Shows current vehicle speed in KM/H or MPH.
- Visualització de l'hora: Mostra l'hora actual.
- Direcció de conducció: Indicates cardinal directions (N, S, E, W).
- Satellite Count: Shows the number of connected GPS satellites.
- Over-Speed Alarm: Alerts the driver when a preset speed limit is exceeded.
- Recordatori de conducció per fatiga: Prompts the driver to rest after a set duration of continuous driving.
- Auto-Sensitivity: Built-in light sensor automatically adjusts display brightness based on ambient light conditions.

Image: The iKiKin A2 HUD unit displaying various functions, including speed, time, and directional indicators, highlighting its compact size.
4.2 Components i controls

Imatge: Una imatge detallada view of the iKiKin A2 HUD, illustrating its dimensions (3.5 inches wide), USB cable input, power on/off button, and the three-way wave button for navigation.
- Pantalla de visualització: 3.5-inch LED display for information projection.
- Entrada de cable USB: Port for connecting the power cable.
- Botó d'engegada / apagada: Controls the device's power state.
- Three-Way Wave Button: Used for navigation and setting adjustments.
- Up button: Move up in menus or increase values.
- OK button: Press inward to confirm selections.
- Down button: Move down in menus or decrease values.
- Sensor de llum: Automatically adjusts display brightness.
- GPS/BEIDOU Dual-Mode Chip: Ensures accurate data acquisition and display.

Image: The iKiKin A2 HUD unit with a satellite graphic, emphasizing its integrated GPS and BEIDOU dual-mode chip for precise data accuracy.
5. Configuració
Follow these steps to install your iKiKin A2 HUD:
- Trieu la ubicació: Select a flat, non-obstructive area on your dashboard, typically near the windshield, where the projected display will be clearly visible.
- Assegura el dispositiu: Place the non-slip mat on the chosen dashboard area, then position the HUD unit on the mat to prevent movement during driving.
- Apply Reflection Film (Optional but Recommended): If the projection appears blurry or has a double image, apply the included reflection film to the windshield. Clean the windshield area thoroughly, spray a small amount of water, apply the film, and smooth out any air bubbles.
- Connectar l'alimentació: Plug the USB cable into the HUD unit and connect the other end to your car's cigarette lighter interface using the provided adapter, or a suitable USB port (5V).
- Cable de ruta: Carefully route the USB cable to avoid interference with driving controls and to maintain a tidy appearance. You can tuck the wire into the A-pillar seal.
- Encès: The device will automatically power on when the car starts and power off when the car is turned off.

Image: A visual guide demonstrating the installation process, including plugging the USB cable into the cigarette lighter, routing the wire, and connecting it to the HUD unit.
6. Instruccions de funcionament
Once installed, the iKiKin A2 HUD is ready for use. Here's how to operate and adjust its settings:
6.1 Funcionament bàsic
- Automatic Power: The HUD will automatically turn on and off with your vehicle's ignition.
- GPS Signal Acquisition: Upon startup, the device will search for GPS signals. The satellite icon will flash until a stable connection is established, then it will remain solid.
- Brillantor automàtic: The built-in light sensor adjusts the display brightness automatically to ensure visibility in various lighting conditions, from bright daylight to night driving.

Image: The iKiKin A2 HUD demonstrating its clear visibility during the day and its soft, non-dazzling display at night, thanks to automatic brightness adjustment.
6.2 Ajustaments de configuració
Use the three-way wave button to access and modify settings:
- Introducció de la configuració: Press and hold the OK button (inward press) for a few seconds to enter the settings menu.
- Configuració de navegació: Use the Up/Down buttons to scroll through the available settings options.
- Selecting/Adjusting: Press the OK button to select a setting. Use Up/Down to change its value. Press OK again to confirm the change.
- Sortint de la configuració: Press and hold the OK button again to exit the settings menu.
6.3 Key Settings
- Speed Unit (KM/H or MPH): Navigate to the speed unit setting and select your preferred unit.
- Calibració de velocitat: If the displayed speed differs from your vehicle's speedometer, you can adjust the calibration value. Refer to the troubleshooting section for more details.
- Over-Speed Alarm Threshold: Set the speed at which the over-speed alarm will activate.
- Fatigue Driving Reminder Time: Configure the duration after which the fatigue reminder will activate.
- Audible Alarm Switch: Enable or disable audible alerts for alarms.

Image: The iKiKin A2 HUD features two important safety alarms: an over-speed alarm to warn of exceeding set limits, and a fatigue driving reminder to prompt breaks during long journeys.
7. Manteniment
Proper care will extend the life of your iKiKin A2 HUD.
- Neteja de la unitat: Use a soft, dry cloth to wipe the exterior of the HUD unit. For stubborn smudges, slightly dampen the cloth with water. Do not use chemical cleaners, solvents, or abrasive materials.
- Cleaning the Reflection Film: If you have applied the reflection film, clean it gently with a soft, lint-free cloth. Avoid scratching the surface.
- Emmagatzematge: Quan no l'utilitzeu durant períodes prolongats, guardeu el dispositiu en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Cura del cable: Eviteu doblegar o engargar excessivament el cable USB, ja que això pot danyar els cables interns.
8. Solució De Problemes
If you encounter issues with your iKiKin A2 HUD, refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| No display/Device does not power on. | No power, loose connection, or faulty cable. | Check USB cable connection to both the HUD and the power source. Ensure the car's cigarette lighter or USB port is active. Try a different power source if available. |
| Inaccurate speed display. | GPS signal interference or need for calibration. | Assegureu-vos que el dispositiu té una imatge clara view of the sky for GPS signal. Enter settings to perform speed calibration (adjust the speed offset value until it matches your vehicle's speedometer). |
| Double image/Ghosting on windshield. | Windshield material causing reflection issues. | Apply the included reflection film to the windshield. This film is designed to eliminate double reflections. |
| La pantalla és massa tènue o massa brillant. | Automatic brightness sensor issue or extreme ambient light. | Ensure the light sensor on the device is not obstructed. The device automatically adjusts brightness; manual adjustment is not typically available. |
| Cannot switch between KM/H and MPH. | Incorrect setting adjustment procedure. | Refer to Section 6.3 'Key Settings' for the correct procedure to change the speed unit. Ensure you save the setting after selection. |
9. Especificacions
| Característica | Detall |
|---|---|
| Model | A2 |
| Tipus de visualització | Pantalla de capçalera (HUD) |
| Mida de la pantalla | 3.5 polzades |
| Dimensions (L x A x A) | 14 x 8.8 x 5 cm |
| Pes de l'article | 150 g |
| Material | Plàstic, vidre, metall |
| Entrada de potència | USB (5 V) |
| Sistema de posicionament | GPS + BEIDOU Dual-Mode |
| Compatibilitat | Universal for all cars, trucks, SUVs, motorcycles, etc. |
| Característiques | Speed display, Time, Direction, Satellite count, Over-speed alarm, Fatigue driving reminder, Auto-brightness. |
10. Garantia i Suport
iKiKin products are designed for reliability and performance. For warranty information, please refer to the terms and conditions provided at the time of purchase or contact your retailer.
If you encounter any issues or have questions regarding your iKiKin A2 HUD, our professional technical service team is available to assist you. Please contact us through the Amazon messaging system for prompt support.

Image: A professional technical service team ready to provide assistance and support for product inquiries.





