1. Introduction
Thank you for choosing the AstroAI Digital Tire Inflator and 12V Extension Cord. This manual provides important information regarding the safe operation, maintenance, and troubleshooting of your new device. Please read this manual thoroughly before use and retain it for future reference.

Image: AstroAI Digital Tire Inflator and 12V Extension Cord.
2. caractéristiques du produit
- Efficient and Durable Design: Features a metal gear and cylinder structure for enhanced performance and extended service life compared to plastic alternatives. Capable of continuous operation for up to 20 minutes, allowing inflation of four 195/55/R15 car tires (0-35 PSI) without requiring a cooling period.
- Clear LCD Screen and LED Light: The LCD screen displays air pressure in KPA, PSI, and BAR units for easy reading. An integrated LED light assists in inflating or checking tires in low-light conditions.
- Utilisation conviviale : Simple to use by plugging into a vehicle's 12V cigarette lighter and connecting the hose to the tire valve. Suitable for vehicles, SUVs, motorcycles, and bicycles. Note: Not compatible with high-pressure or large-flow inflatables.
- Robust 12V Extension Cord: The included 12-foot heavy-duty 16 AWG wire extension cord is designed for durability and everyday use. Its highly efficient wire ensures low impedance and flexibility.
- Universal Compatibility (Extension Cord): The extension cord integrates with various 12V car accessories, including tire inflators, air compressors, heated blankets, AC to DC converters, car fans, portable refrigerators, dash cams, inverters, and vacuum cleaners.

Image : Intérieure view of the inflator highlighting the integrated metal structure for durability and continuous operation.

Image: The inflator's compact design and integrated storage for accessories, demonstrating portability.

Image: The inflator's high-quality construction, indicating heat resistance up to 158°F and freezing tolerance down to -4°F.
3. Composants du produit
Familiarize yourself with the parts of your AstroAI Digital Tire Inflator:

Image: Labeled diagram of the AstroAI Digital Tire Inflator components.
- Manomètre à air comprimé : Digital display for current tire pressure.
- Poignee DE TRANSPORT: Pour faciliter le transport de l'unité.
- Lumière LED : Illuminates the work area in low light.
- Tube de gonflage : Connects to the tire valve for inflation.
- Bouton multifonction : Used for setting pressure units and adjusting target pressure.
- Cordon d'alimentation : Connects the inflator to the 12V power source.
- Prise allume-cigare 12V : Power connector for vehicle's 12V outlet.
- Connecteur rapide: Attaches the inflation tube to the tire valve.
12V Cigarette Lighter Extension Cord Components:

Image : détaillée view of the 12V Cigarette Lighter Extension Cord's internal components, including the 15A replaceable fuse, copper spring, and 16AWG copper wire.
- Large Contact Surface Area: Ensures stable power connection.
- 15A Replaceable Fuse (6x30mm): Assure une protection contre les surintensités.
- Real Copper Spring: Enhances conductivity and durability.
- 16AWG Copper Wire: Heavy-duty wire for efficient power transmission.
- Indicateur LED : Affiche l'état de l'alimentation.
- Capuchon de protection : Covers the female socket when not in use.
- Firm Plug: Ensures a secure connection to the vehicle's 12V outlet.
4. Installation
Before operating the tire inflator, ensure your vehicle is parked safely and the engine is running to provide stable power.
- Connexion à l'alimentation : Insert the 12V cigarette lighter plug of the inflator directly into your vehicle's 12V accessory outlet. If additional reach is needed, connect the inflator's plug to the female end of the provided 12V extension cord, then plug the extension cord's male end into the vehicle's 12V outlet.
- Préparer le pneu : Retirez le bouchon de la valve du pneu que vous souhaitez gonfler.
5. Mode d'emploi
Follow these steps to inflate your tires:

Image: Visual step-by-step instructions for operating the tire inflator.
- Démarrer le moteur du véhicule : Ensure your car engine is running to provide sufficient power (Step 1).
- Connecter l'alimentation : Plug the 12V cigarette lighter plug into your vehicle's 12V power outlet (Step 2).
- Fixer à la valve du pneu : Securely screw the quick connector of the inflation tube onto the tire valve stem (Step 3). The digital display will show the current tire pressure.
- Définir la pression souhaitée : Use the multi-function buttons (+ et -) to set your desired tire pressure. Press the unit button (PSI/BAR/KPA) to cycle through the pressure units (Step 4). Refer to your vehicle's owner's manual or door jamb sticker for recommended tire pressure.
- Démarrer l'inflation : Flip the power switch to the "ON" position to begin inflation (Step 5). The inflator will automatically stop once the preset pressure is reached.
- Déconnecter: Once inflation is complete and the unit has stopped, turn off the power switch, then unscrew the quick connector from the tire valve. Replace the tire valve cap. (Step 6 shows the inflator in use).
Remarques importantes :
- Do not exceed the maximum continuous operating time of 20 minutes. Allow the unit to cool down for at least 10 minutes after 20 minutes of continuous use.
- Always ensure the vehicle engine is running during operation to prevent draining the car battery.
- Check tire pressure regularly, especially before long trips.
6. Entretien
Un entretien approprié garantit la longévité et les performances optimales de votre gonfleur de pneus :
- Nettoyage: Essuyez l'appareil avec de la publicitéamp Chiffon. Ne pas utiliser de produits chimiques agressifs ni de nettoyants abrasifs. S'assurer que l'appareil est parfaitement sec avant de le ranger.
- Stockage: Store the inflator in a cool, dry place, away from direct sunlight and extreme temperatures. Ensure the power cord and inflation tube are neatly coiled to prevent damage. Utilize the integrated accessories storage for nozzles.
- Fuse Replacement (Extension Cord): If the 12V extension cord stops working, check the 15A fuse located within the male plug. To replace, unscrew the tip of the plug, remove the old fuse, and insert a new 15A (6x30mm) fuse.
7. Dépannage
| Problème | Cause possible | Solution |
|---|---|---|
| Le gonfleur ne s'allume pas. |
|
|
| Le gonfleur fonctionne mais ne gonfle pas. |
|
|
| Le gonfleur s'arrête prématurément. |
|
|
8. Spécifications
| Fonctionnalité | Détail |
|---|---|
| Marque | AstroAI |
| Nom du modèle | Gonfleur de pneu numérique |
| ASIN | B09LMBMPSD |
| Couleur | Jaune |
| Matériel | Métal |
| Source d'énergie | Alimentation électrique filaire (12 V CC) |
| Pression maximale | 35 PSI (livre par pouce carré) |
| Voltage | 12 volts |
| Type de connecteur | Prise allume-cigare 12V |
| Longueur du tuyau | 12 pieds (cordon d'alimentation) |
| Temps de travail continu | Jusqu'à 20 minutes |
9. Informations sur la garantie
AstroAI products are designed and manufactured to high-quality standards. For specific warranty details regarding your Digital Tire Inflator, please refer to the warranty card included with your purchase or visit the official AstroAI webConsultez le site. Conservez votre reçu d'achat comme preuve d'achat pour toute réclamation au titre de la garantie.
10. Assistance clientèle
If you have any questions, concerns, or require assistance with your AstroAI Digital Tire Inflator, please contact AstroAI customer support. Contact information can typically be found on the product packaging or on the official AstroAI website. Veuillez vous munir du modèle de votre produit et ASIN (B09LMBMPSD) ready when contacting support.