1. Introduction
This manual provides essential information for the safe and efficient use of your Ulefone RugKing 4 Pro rugged smartphone. Please read it thoroughly before operating your device.
The Ulefone RugKing 4 Pro is designed for durability and performance, featuring a robust build, a large battery, and advanced camera capabilities, running on Android 15.
2. Contenu du colis
Vérifiez que tous les éléments sont présents dans l'emballage de votre produit :
- Ulefone RugKing 4 Pro Smartphone
- Chargeur secteur (100~240V)
- Câble de données Type-C vers Type-C (100 cm)
- Protecteur d'écran en verre trempé
- Aiguille SIM
- Cordon
- Manuel d'utilisation et carte de garantie
- Exclusive Armor Case (pre-installed or included separately)

Image: Contents of the Ulefone RugKing 4 Pro retail package, including the phone, charger, cable, screen protector, SIM tool, lanyard, and armor case.
3. Installation
3.1. Installation de la carte SIM et de la carte SD
- Repérez le tiroir de la carte SIM sur le côté de l'appareil.
- Insérez l'aiguille SIM fournie dans le petit trou situé à côté du plateau pour l'éjecter.
- Place your Nano SIM cards and/or TF (SD) card into the designated slots on the tray. Ensure correct orientation.
- Réinsérez soigneusement le plateau dans le téléphone jusqu'à ce qu'il soit parfaitement aligné avec le boîtier de l'appareil.
3.2. Mise sous tension initiale
- Maintenez le bouton Marche/Arrêt (généralement situé sur le côté droit) enfoncé jusqu'à ce que le logo Ulefone apparaisse.
- Suivez les instructions à l'écran pour terminer la configuration initiale, notamment la sélection de la langue, la connexion Wi-Fi et la connexion au compte Google.
3.3. Application du protecteur d'écran
For added screen protection, carefully apply the tempered glass screen protector following the instructions provided with the protector. Ensure the screen is clean and dust-free before application.
4. Mode d'emploi
4.1. Batterie et charge
The RugKing 4 Pro features a large 10,200mAh battery for extended use. It supports standard charging via the USB-C port and also offers convenient dock charging (dock charger sold separately).

Image : Une explosion view of the Ulefone RugKing 4 Pro highlighting the 10,200mAh battery, alongside an image of the phone charging on an optional dock.
4.2. Affichage
The device is equipped with a 6.56-inch 120Hz display, offering a smooth and immersive visual experience with 500 nits brightness. This high refresh rate is ideal for browsing, gaming, and streaming.

Image: The Ulefone RugKing 4 Pro displaying a high-speed car racing scene, emphasizing the 6.56-inch 120Hz display and 500 nits brightness.
4.3. Système de caméra
Capture moments with the RugKing 4 Pro's versatile camera system:
- Appareil photo principal 48MP : For detailed and clear outdoor photography with an f/1.8 aperture.
- Caméra macro 2 MP : Discover intricate details of small objects.
- 8MP Front Shooter: Pour des selfies et des appels vidéo nets.

Image: A close-up of the Ulefone RugKing 4 Pro's rear camera module, highlighting the 48MP main camera, with example photos of a forest path, zebras, and a person.

Image: The Ulefone RugKing 4 Pro's 2MP macro camera, with example close-up photos of a ladybug, a bee, and a dragonfly.

Image: The Ulefone RugKing 4 Pro's 8MP front camera, showing a group of friends taking a selfie outdoors.
4.4. Fonctionnalités de l'assistant IA
The RugKing 4 Pro integrates AI features for enhanced productivity:
- Ulefone AI Pro: Offers AI recording summary, AI writing assist, Ulefone Screen Search, and AI Calculator.
- Google Gemini Integration: Seamlessly use Google Gemini, ChatGPT, and Grok for brainstorming, concept clarification, and task streamlining.

Image: Screenshots demonstrating Ulefone AI Pro features including AI Recording Summary, AI Writing Assist, Ulefone Screen Search, and AI Calculator.

Image: Screenshots showing Google Gemini interface on the Ulefone RugKing 4 Pro, illustrating its use for creative tasks and information retrieval.
4.5. Caractéristiques de durabilité
The RugKing 4 Pro is built to withstand harsh environments:
- Indice de protection IP68 et IP69K : Water and dust resistant, capable of submersion up to 2m for 30 minutes.
- Certifié MIL-STD-810G : Meets military standards for drop resistance up to 2m.
- Corning Gorilla Glass 3 : Écran plus résistant aux rayures et aux chocs.
- Water-Lock Mode: Prevents accidental touches when the screen is wet, maintaining visibility and functionality in rainy conditions.

Image: A collage showing the Ulefone RugKing 4 Pro submerged in water, covered in dust, and being dropped, illustrating its IP68/IP69K and MIL-STD-810H certifications.

Image: A collage showing the Ulefone RugKing 4 Pro being used in various wet conditions, such as cycling in the rain, demonstrating the Water-Lock Mode.
4.6. Fonctions supplémentaires
The RugKing 4 Pro includes several practical features:
- Super Torch: A powerful built-in glare flashlight for illuminating dark environments.
- GPS/GLONASS/Beidou/Galileo : Comprehensive navigation system.
- Certifié Widevine L1 : Permet la diffusion en continu haute définition sur les plateformes compatibles.
- Clé personnalisée : Bouton programmable pour un accès rapide aux fonctions.
- NFC: For Google Pay and other contactless services.
- Déverrouillage facial et identification par empreinte digitale : Authentification biométrique sécurisée et pratique.
- Boîte à outils d'extérieur : Applications préinstallées pour les activités de plein air.
- Radio FM sans casque : Écoutez la radio FM sans avoir besoin d'écouteurs comme antenne.

Image: The Ulefone RugKing 4 Pro's Super Torch in use, illuminating a camping tent and various outdoor scenarios.

Image: A visual representation of the Ulefone RugKing 4 Pro's additional features, including 3-card slot, headset-free FM, custom key, NFC, outdoor toolbox, face unlock, fingerprint ID, and multiple navigation systems (GPS, GLONASS, Beidou, Galileo).
4.7. Connectivité réseau
The RugKing 4 Pro supports global 4G frequency bands with a 3-card slot design for two Nano SIM cards and one TF card. It is compatible with most carriers supporting GSM, WCDMA, and LTE, such as T-Mobile. Note: Not compatible with AT&T or Cricket.
5. Entretien
To ensure the longevity and optimal performance of your Ulefone RugKing 4 Pro, follow these maintenance guidelines:
- Nettoyage: Essuyez régulièrement l'appareil avec un chiffon doux et sec.amp cloth. For stubborn dirt, especially after exposure to mud or saltwater, rinse thoroughly with fresh water and ensure all ports are dry before charging or using accessories.
- Mises à jour logicielles : Keep your device's software updated to the latest version to benefit from performance improvements, security patches, and new features. Check for updates in Paramètres > Système > Mise à jour du système.
- Évitez les températures extrêmes : N’exposez pas le téléphone à des températures extrêmement élevées ou basses pendant des périodes prolongées, car cela peut affecter la durée de vie de la batterie et les composants internes.
- Protection des ports : Ensure the rubber stoppers for the charging port and headphone jack (if applicable) are securely closed when not in use to maintain water and dust resistance.
6. Dépannage
If you encounter issues with your Ulefone RugKing 4 Pro, refer to the following common solutions:
- L'appareil ne s'allume pas : Assurez-vous que la batterie est chargée. Branchez le téléphone au chargeur et attendez quelques minutes avant de tenter de le rallumer.
- Problèmes de connectivité réseau : If your SIM card is not working, ensure it is correctly inserted and that your carrier is supported. Try reinserting the SIM card. If issues persist, contact your carrier for assistance.
- L'écran ne répond pas : Effectuez un redémarrage forcé en maintenant le bouton d'alimentation enfoncé pendant environ 10 à 15 secondes.
- Dysfonctionnements de l'application : If an app is not opening or crashing, try clearing its cache and data in Paramètres > Applications > [Nom de l'application] > Stockage, ou désinstallez et réinstallez l'application.
- Waterproof Test Warning: If you intend to make a waterproof test, please tightly plug the stoppers of the earphone jack and charging port, and make sure the card slot is well inserted. After the test, please dry off the phone and make sure it is completely dry before turning on. Otherwise, it may cause speaker issues. If the phone was broken or after destructive test, please do not make the waterproof test.
7. Spécifications
| Fonctionnalité | Spécification |
|---|---|
| Système opérateur | Android 15 |
| Processeur | Unisoc T7250 Octa-Core |
| BÉLIER | Jusqu'à 16 Go (8 Go physiques + 8 Go virtuels) |
| Stockage interne | 256GB ROM (Expandable up to 2TB with SD card) |
| Afficher | 6.56 Inches, 120Hz Refresh Rate, 500 nits Brightness, Corning Gorilla Glass 3 |
| Caméra principale | 48MP, f/1.8 aperture |
| Appareil photo macro | 2 MP |
| Caméra frontale | 8 MP |
| Capacité de la batterie | 10200mAh |
| Chargement | USB-C, Supports Dock Charging (dock sold separately) |
| Durabilité | IP68 & IP69K Waterproof, MIL-STD-810G Drop Resistance (up to 2m), Dustproof |
| Connectivité | 4G LTE Dual SIM, NFC, GPS/GLONASS/Beidou/Galileo |
| Caractéristiques spéciales | Built-in Glare Flashlight (Super Torch), Custom Key, Face Unlock, Fingerprint ID, Outdoor Toolbox, Headset-free FM, Widevine L1 |
| Dimensions | 6.05 x 3.23 x 0.54 pouces |
| Poids | 7.1 onces |
8. Garantie et assistance
Your Ulefone RugKing 4 Pro comes with a manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions.
For customer service and support, you can contact Ulefone directly or the seller, SMART TECH PHONE, through Amazon's messaging system. For troubleshooting carrier connectivity, activate your SIM card using a carrier-compatible phone, wait for activation confirmation (SMS/4G/5G signal), then reinsert the SIM into your Ulefone device. It should auto-connect. If issues persist, please email the seller for assistance.
You can also join the Ulefone VIP Customer Group on Facebook for exclusive customer service consultation and to connect with other Ulefone enthusiasts.

Image: A card detailing customer service support, including a QR code to join the Ulefone VIP Customer Group on Facebook.
9. Vidéos produits
Video: Ulefone RugKing 4 Pro Rugged Smartphone Overview. This video demonstrates key features such as the large battery, dock charging, drop resistance, dust resistance, water resistance, camera capabilities, and super torch function in various outdoor settings.
Video: Ulefone RugKing 4 Pro First Hands-on. This video provides a quick hands-on look at the RugKing 4 Pro, showcasing its screen search feature, super torch, water-lock mode, macro camera, main camera, and armor case accessories.





