1. Introdução
This manual provides detailed instructions for the installation, operation, and maintenance of your WELOCK ToucA71 Electronic Door Lock. Please read this manual thoroughly before installation and use to ensure proper function and safety. Keep this manual for future reference.

Imagem 1.1: Terminadoview of the WELOCK ToucA71 Electronic Door Lock system, including the lock cylinder, smartphone app interface, RFID cards, and mechanical emergency keys.
2. Produto acabadoview e Características
The WELOCK ToucA71 is an advanced electronic door lock offering multiple access methods and enhanced security features. It is designed for doors with a thickness between 50mm and 100mm.
Principais características:
- 6 métodos de desbloqueio em 1: Fingerprint, Passcode, RFID Card, Smartphone App, Mechanical Key, and optional Wi-Fi Box for remote access.
- Capacidade do usuário: Supports 10 administrator fingerprints and 190 general user fingerprints.
- Segurança: IP65 rating for dust and water resistance, AI-AES-128 fingerprint encryption, anti-peeping passcode function, local storage of fingerprints.
- Acesso de emergência: Includes 2 mechanical emergency keys.
- Design ajustável: Suitable for various door thicknesses.
- Aviso de bateria fraca: Visual and audible alerts for low battery status.
- Função de bloqueio automático: Trava a porta automaticamente após um período predefinido (7 a 15 segundos).

Image 2.1: Illustration of the various unlocking methods available with the ToucA71 lock, including internal mounting, passcode entry, fingerprint recognition, RFID card swipe, smartphone app control, integration with Alexa (requires separate Wi-Fi box), and mechanical emergency key access.
3. Configuração e instalação
Before installation, ensure your door is compatible with an EU profile cylinder and has a thickness between 50mm and 100mm. The installation process involves replacing your existing cylinder with the WELOCK ToucA71.
3.1 Compatibility Check:
- The lock is designed for EU profile cilindros.
- Not compatible with UK Oval Cylinders or Swiss Round Cylinders.
- Suitable for covered doors and interior doors. Not recommended for outdoor garden doors.

Image 3.1: Detailed diagram illustrating the installation process, including how to remove existing handles and cylinders, and insert the WELOCK ToucA71. It also shows compatible (EU Profile Cylinder) and incompatible cylinder types (UK Oval, Swiss Round).
3.2 Etapas de instalação:
- Remove Existing Cylinder: Unscrew the fixing screw on the side of your door that holds the current cylinder in place. Insert the key and turn it slightly to remove the cylinder.
- Adjust Lock Length: The WELOCK ToucA71 is adjustable. Loosen the screw on the inner knob to adjust its length to match your door thickness.
- Inserir novo cilindro: Insert the WELOCK ToucA71 cylinder into the door. Ensure it is flush with the door surface on both sides.
- Cilindro de segurança: Re-insert and tighten the fixing screw on the side of the door to secure the WELOCK ToucA71.
- Instalar puxadores: Attach the inner and outer handles. Ensure they are firmly in place.
- Funcionalidade de teste: After installation, test all unlocking methods (fingerprint, passcode, mechanical key) to ensure the lock operates smoothly.
4. Instruções de operação
The WELOCK ToucA71 offers multiple convenient ways to unlock your door.
4.1 Fingerprint Unlocking:
- Inscrição: Refer to the WELOCK app instructions for enrolling administrator and user fingerprints. Up to 10 administrators and 190 general users can be registered.
- Desbloqueio: Place your registered finger firmly on the fingerprint sensor. The lock will emit a sound and unlock if the fingerprint is recognized.
4.2 Passcode Unlocking:
- Definir senha: Use the WELOCK app to set and manage passcodes.
- Desbloqueio: Enter your registered passcode on the keypad. The lock will unlock upon correct entry.
- Função anti-espionagem: To prevent others from guessing your passcode, you can enter random digits before or after your actual passcode. For example, if your passcode is 123456, you can enter 987123456012. The lock will recognize the embedded correct sequence.
4.3 RFID Card Unlocking:
- Cadastro de Cartões: Use the WELOCK app to register the included RFID cards.
- Desbloqueio: Hold a registered RFID card near the lock's sensor. The lock will unlock when the card is recognized.
4.4 Smartphone App Control:
- Baixar aplicativo: Download the WELOCK app from your device's app store (iOS and Android compatible).
- Emparelhamento: Follow the in-app instructions to pair your smartphone with the ToucA71 lock via Bluetooth.
- Características: The app allows you to unlock the door, manage users (add/delete fingerprints, passcodes, RFID cards), view access logs, and configure settings.
- Acesso remoto: For remote unlocking and management over Wi-Fi, a separate WELOCK Wi-Fi Box 3 is required.

Image 4.1: The WELOCK smartphone application interface, demonstrating features such as digital key management, user access control, remote unlocking capabilities (with Wi-Fi box), and access log viewindo.
4.5 Mechanical Key Unlocking:
- In case of battery depletion or electronic malfunction, use one of the two provided mechanical emergency keys to unlock the door.
- Insert the key into the keyhole on the outer knob and turn to unlock.
4.6 Auto-Lock Function:
- The lock is equipped with an auto-lock feature that automatically re-locks the door after 7-15 seconds of being unlocked.
- This feature enhances security by ensuring the door is always locked after entry or exit.

Image 4.2: Visual representation of the auto-lock function, which automatically secures the door after a short delay. Also highlights the battery life of approximately 10 months using 3 AAA batteries.
5. Manutenção
Proper maintenance ensures the longevity and reliable operation of your WELOCK ToucA71 lock.
5.1 Substituição da bateria:
- The lock requires 3 AAA batteries (not included).
- When the battery level is low, the lock will provide a visual warning on its screen and an audible alert. The WELOCK app will also display the battery status.
- To replace batteries, remove the inner knob cover, replace the old batteries with new ones, and reattach the cover.

Image 5.1: Displays the low battery warning indicator on the lock's display and within the WELOCK app. Also illustrates the app's unlock record feature, the anti-peep passcode method, and the silent mode option.
5.2 Limpeza:
- Limpe a superfície da fechadura com um pano macio e seco.
- Avoid using abrasive cleaners or solvents, as these can damage the finish and electronic components.
6. Solução De Problemas
If you encounter issues with your WELOCK ToucA71, refer to the following common problems and solutions.
- Fechadura não responde: Check battery level. Replace batteries if low. If still unresponsive, use the mechanical emergency key.
- Impressão digital não reconhecida: Ensure your finger is clean and dry. Try re-registering your fingerprint through the app. Ensure you are placing your finger correctly on the sensor.
- Passcode Entry Issues: Double-check the passcode. Remember the anti-peeping function allows extra digits; ensure the correct sequence is embedded.
- RFID Card Not Working: Ensure the card is registered. Try holding the card closer to the sensor.
- Problemas de conectividade de aplicativos: Ensure Bluetooth is enabled on your phone. If using remote access, verify the WELOCK Wi-Fi Box 3 is properly connected and configured.
- Mecanismo de trava emperrado: Do not force the lock. Use the mechanical key. If the issue persists, contact customer support.
7. Especificações
| Recurso | Especificação |
|---|---|
| Número do modelo | ToucA71 |
| Marca | NÓS.BLOQUEIO |
| Dimensões (C x L x A) | 19 x 5 x 5 cm |
| Peso | 500 gramas |
| Material | Copper, Zinc, Plastic |
| Cor | Prata |
| Tipo de bloqueio | UE Profile Cylinder 40/30 mm |
| Compatibilidade de espessura de porta | 50 mm a 100 mm |
| Características especiais | Key Unlock, Passcode Unlock, Fingerprint, Automatic Locking |
| Componentes incluídos | 1 WELOCK ToucA71 electronic lock, 3 RFID cards, 2 spare keys, 1 special Allen key |
| Pilhas necessárias | Yes (3x AAA, not included) |
| Uso recomendado | Covered doors, interior doors. Mountable only from the exterior. Not suitable for garden/outdoor doors. |
8. Garantia e Suporte
For warranty information or technical support, please refer to the documentation provided with your purchase or visit the official WELOCK website. If you encounter any issues not covered in this manual, please contact WELOCK customer service for assistance.
Fabricante: NÓS.BLOQUEIO





