1. Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of your FITNATE Fingerprint Door Lock. This smart biometric door knob offers multiple unlocking methods for enhanced security and convenience in your home, bedroom, office, hotel, or apartment.
Característiques principals:
- Mètodes de desbloqueig 3 en 1: Fingerprint, App Control, and Emergency Key.
- Advanced Fingerprint Recognition: Fast and secure access, supporting up to 20 unique fingerprints.
- Control de l'aplicació Tuya: Remote operation, Ekey sharing, and customizable lock/unlock schedules.
- Alarmes de seguretat: Alerts for multiple failed fingerprint attempts and low battery status.
- Disseny ergonòmic: Comfortable lever shape, reversible for left or right-handed doors.

2. Contingut del paquet
Si us plau, verifiqueu que hi hagi tots els components abans de continuar amb la instal·lació:
- Front Handle Assembly (with fingerprint sensor and keyhole)
- Muntatge del mànec posterior
- Forrellat
- Placa de vaga
- Cargols de muntatge
- Emergency Keys (2x)
- Plantilla d'instal·lació (si s'inclou)

3. Configuració i instal·lació
The FITNATE Fingerprint Door Lock is designed for easy installation and can replace most existing door locks. Please ensure your door thickness is between 32mm (1.25 inches) and 48mm (1.89 inches).
3.1 Door Preparation and Dimensions
Before installation, confirm your door's dimensions match the lock's requirements. The backset (distance from door edge to center of bore hole) should be 2-3/8" or 2-3/4" (60mm or 70mm). The bore hole diameter should be 2-1/8" (54mm).

3.2 Passos d'instal·lació
- Instal·leu el forrellat: Insert the latch bolt into the door edge. Ensure the bevel of the latch faces the door frame. Secure with screws.
- Install the Front Handle: Place the front handle assembly through the bore hole, ensuring the spindle aligns with the latch mechanism.
- Install the Rear Handle: Connect the rear handle assembly to the front handle, aligning the mounting posts and spindle. Secure with the provided screws.
- Insereix les piles: The lock requires 4 AAA batteries (not included). Open the battery cover on the rear handle and insert the batteries according to the polarity markings.
- Prova de funcionament: After installation, test the mechanical function with the emergency key and ensure the handle operates smoothly.

3.3 Descàrrega de l'aplicació i configuració inicial
- Download the Tuya App: Cerca "Tuya Smart" in your smartphone's app store (iOS or Android) and download the application.
- Crea un compte: Follow the in-app instructions to register a new account or log in if you already have one.
- Afegeix un dispositiu: In the Tuya app, tap '+' to add a new device. Select 'Security & Sensor' -> 'Door Lock (Wi-Fi)' or 'Door Lock (Bluetooth)' depending on your model's connectivity.
- Emparellar el cadenat: Follow the app's prompts to put the lock into pairing mode (usually by pressing a button on the rear handle or entering a specific sequence). The app will detect and connect to your lock.
- Estableix l'empremta digital de l'administrador: Once paired, the app will guide you to register the first fingerprint, which will be designated as the administrator. This fingerprint is required for managing other users and settings.
4. Instruccions de funcionament
4.1 Desbloqueig per empremta digital
The lock supports up to 20 unique fingerprints for convenient access.
- Registre d'empremtes dactilars: Use the Tuya app to add new user fingerprints. The app will guide you through placing your finger on the sensor multiple times for accurate registration.
- Desbloqueig: Place your registered finger firmly on the fingerprint sensor. The lock will unlock in approximately 0.1 seconds if the fingerprint is recognized.

4.2 App Control Unlocking
Manage your lock remotely using the Tuya Smart app.
- One-touch Unlocking: Open the app, select your lock, and tap the unlock icon to open the door.
- Ekey Sharing: Share temporary or permanent access with family, friends, or guests directly through the app.
- Desbloqueja els registres: View a history of who unlocked the door and when, providing an audit trail for security.
- Comandament a distància: For full remote control functionality over Wi-Fi, a compatible Tuya gateway (sold separately) may be required.

4.3 Emergency Key Unlocking
In case of battery depletion or electronic malfunction, the lock can be opened using the provided emergency keys.
- Locate the keyhole cover on the front handle.
- Insert the emergency key and turn to unlock the door.

4.4 Security Alarms
The lock is equipped with security features to alert you to potential issues.
- Multiple Failed Attempts: If an unauthorized fingerprint is attempted 5 times consecutively, the lock will trigger an alarm.
- Avís de bateria baixa: The lock will provide an audible and/or visual alert when the battery power is low, prompting you to replace the batteries.

5. Manteniment
- Neteja: Wipe the lock surface with a soft, dry cloth. Avoid using abrasive cleaners or solvents, as they may damage the finish or electronic components.
- Substitució de la bateria: When the low battery warning is activated, replace all 4 AAA batteries promptly. Use high-quality alkaline batteries for optimal performance.
- Cura del sensor d'empremtes dactilars: Keep the fingerprint sensor clean and dry. Avoid scratching the sensor surface.
- Comprovacions periòdiques: Comproveu periòdicament que tots els cargols estiguin ben ajustats i que el pany funcioni correctament.
6. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El bloqueig no respon. | Bateries esgotades. | Replace all 4 AAA batteries. Use the emergency key if necessary. |
| Empremta digital no reconeguda. | Finger is dirty/wet, sensor is dirty, fingerprint not properly registered. | Ensure finger and sensor are clean and dry. Try different angles. Re-register fingerprint if issue persists. |
| App cannot connect to lock. | Bluetooth/Wi-Fi off, lock out of range, pairing issue. | Ensure Bluetooth is on. Move closer to the lock. Restart the app. Try re-pairing the device in the app. Check if a Tuya gateway is needed for remote Wi-Fi control. |
| Lock makes alarm sound. | Multiple failed fingerprint attempts, low battery. | Verify correct fingerprint. Replace batteries if low battery warning is active. |
| El mànec està solt. | Els cargols de muntatge estan solts. | Tighten the mounting screws on the rear handle assembly. |
7. Especificacions
| Característica | Detall |
|---|---|
| Nom del model | HS0398S |
| Marca | FITNATE |
| Tipus de bloqueig | Biomètric |
| Material | Zinc |
| Color | Plata |
| Dimensions de l'article (L x A x A) | 8.5 x 7.9 x 3.7 polzades |
| Pes de l'article | 3.21 lliures |
| Font d'alimentació | 4 piles AAA (no incloses) |
| Protocol de connectivitat | Wi-Fi (via Tuya gateway), Bluetooth (for direct app control) |
| Compatibilitat del gruix de la porta | 32mm (1.25 inches) - 48mm (1.89 inches) |
| Capacitat d'empremta digital | Fins a 20 empremtes dactilars |
8. Garantia i Suport
For warranty information and technical support, please refer to the product packaging or contact FITNATE customer service directly. Keep your purchase receipt for warranty claims.
Informació de contacte:
- Please visit the official FITNATE weblloc web per obtenir els recursos de suport més actualitzats.
- Refer to the Tuya Smart app for in-app support and FAQs related to app functionality.




