HARFO DA2K-BK

Harfo Fingerprint Smart Door Lock User Manual

Model: DA2K-BK | Brand: HARFO

1. Introducció

Thank you for choosing the Harfo Fingerprint Smart Door Lock. This manual provides detailed instructions for the installation, setup, operation, and maintenance of your new smart lock. This keyless entry system offers multiple access methods including fingerprint, passcode, IC card, and smartphone app control, enhancing the security and convenience of your home.

2. Informació de seguretat

  • No intenteu desmuntar ni reparar el pany vosaltres mateixos. Demaneu el servei tècnic a personal qualificat.
  • Feu servir només el tipus de bateria especificat i assegureu-vos de respectar la polaritat durant la instal·lació.
  • Avoid exposing the lock to direct sunlight, rain, or extreme temperatures.
  • Keep all components, especially small parts, out of reach of children.
  • Regularly check the lock for any signs of damage or malfunction.

3. Contingut del paquet

Before beginning installation, please verify that all components are present and in good condition:

  • High Quality Handleset
  • Necessary Hardware for Installation (screws, bolts, etc.)
  • Detailed Installation Instructions (this manual)
  • 3 Targetes IC
  • 2 claus físiques

4. Guia d'instal·lació

The Harfo Smart Door Lock is designed for easy installation and is suitable for most American standard left and right-handed doors. No wiring is needed.

4.1 Compatibilitat de portes

  • Interval de gruix de la porta: 1 3/8 inch to 2 3/16 inch (35mm-55mm) thick.
  • Part posterior: 2-3/8 inch or 2-3/4 inch (60mm or 70mm).
  • Borehole Diameter: 2-1/8 inch (54mm).
Detailed diagrams showing the dimensions and compatibility of the Harfo Smart Door Lock with standard left-opening and right-opening doors, including measurements for boreholes and door thickness.
Figure 4.1: Door Compatibility and Dimensions. This image illustrates the required door measurements for proper installation, including boreholes and thickness for both left and right-opening doors.

4.2 Passos d'instal·lació

Follow the detailed instructions provided in the included installation guide. A typical installation can be completed in minutes with basic tools.

A person installing the Harfo Smart Door Lock on a door using a screwdriver, demonstrating the ease of installation.
Figure 4.2: Installation Process. This image shows a person actively installing the smart door lock, highlighting the straightforward nature of the setup.

5. Configuració i configuració

The Harfo Smart Door Lock offers advanced app control for comprehensive management.

5.1 Descàrrega i emparellament de l'aplicació

Download the dedicated smartphone app (e.g., TTLock app, as implied by product images) from your device's app store. Follow the in-app instructions to pair your smart lock via Bluetooth.

Harfo Smart Door Lock installed on a white door, with a smartphone showing the lock's app interface and activity logs.
Figure 5.1: App Interface and Lock. This image displays the Harfo Smart Door Lock on a door alongside a smartphone showing the lock's app, illustrating the connectivity and management capabilities.

5.2 Gestió d'usuaris

The app allows you to add and remove users, manage access permissions, and view user logs.

  • Empremtes dactilars: Store up to 50 unique fingerprints.
  • Contrasenyes: Create up to 250 unique passcodes.
  • Targetes IC: Register up to 1000 IC cards (3 included).
  • Compartició de claus electròniques: Share temporary or permanent eKeys with authorized users.
A person using a smartphone to generate a passcode for the smart lock, with the lock visible on a door in the background.
Figure 5.2: Generating Passcodes. This image demonstrates the process of generating and managing passcodes through the smartphone app for the smart lock.
A couple looking at a smartphone, which displays a successful passcode generation message, with the smart lock visible on a door in the background.
Figure 5.3: Remote Passcode Generation. This image shows users generating a one-time passcode remotely, highlighting the convenience for guests or travelers.

6. Instruccions de funcionament

Your Harfo Smart Door Lock provides multiple convenient ways to access your property.

6.1 Mètodes de desbloqueig

  • Empremta digital: Col·loca el dit registrat al sensor d'empremtes dactilars.
  • Contrasenya: Introduïu el codi d'accés registrat al teclat numèric de la pantalla tàctil.
  • Targeta IC: Tap a registered IC card on the designated area of the lock.
  • Clau física: Feu servir les claus físiques proporcionades com a còpia de seguretat tradicional.
  • Control de l'aplicació: Unlock directly from the smartphone app via Bluetooth.
  • eKey: Use an eKey shared with you through the app.
Diagram illustrating the multiple convenient access methods for the Harfo Smart Door Lock, including fingerprint, IC cards, passcode, and physical keys.
Figure 6.1: Multiple Access Methods. This image visually represents the various ways to unlock the Harfo Smart Door Lock, including fingerprint, IC cards, passcode, and physical keys.

6.2 Mètodes de bloqueig

  • Bloqueig automàtic: Set the auto-lock feature via the app for a duration between 5 and 900 seconds. The lock will automatically engage after the set time.
  • Bloqueig d'un sol toc: Simply press and hold the "#" button on the keypad for 2 seconds to manually lock the door.
A person leaving a house, with an infographic showing the auto-lock feature of the Harfo Smart Door Lock, which can be set to lock automatically between 5 and 900 seconds.
Figure 6.2: Auto Lock Feature. This image demonstrates the auto-lock functionality, showing how the lock can be configured to automatically secure the door after a set period.

6.3 Funcions avançades

  • Contrasenya anti-peeping: Enter random digits before or after your actual passcode to prevent others from guessing your code.
  • Mode de privadesa: Engage privacy mode from the inside to prevent external access.
  • Mode de pas: Keep the door unlocked for continuous access during specific periods.
  • Mode silenciós: Disable keypad sounds for quiet operation.
  • Emergency Power Port: A micro USB port is available for temporary power supply using a power bank in case of battery depletion.
A close-up of the Harfo Smart Door Lock keypad with a hand entering a password, demonstrating the anti-peeping password feature with random digits.
Figure 6.3: Anti-Peeping Password. This image illustrates the anti-peeping password function, where random digits can be added before or after the actual code for enhanced security.
A close-up of the Harfo Smart Door Lock showing a Micro USB Port for emergency power, with a charging cable connected.
Figure 6.4: Emergency Power Port. This image highlights the micro USB port on the lock, which allows for temporary power supply in case the batteries run out.

7. Integració de la llar intel·ligent

Enhance your smart home experience by integrating your Harfo Smart Door Lock with voice assistants and remote access capabilities.

Nota: Remote access and voice control features require the Harfo gateway (sold separately).

  • Control de veu: Lock/unlock your door using voice commands with Amazon Alexa or Google Assistant.
  • Accés remot: Unlock your keyless entry door lock from anywhere, anytime.
  • Notificacions en temps real: Receive push notifications on your smartphone for lock status changes.
  • Estat del monitor: Check the current status of your smart door lock remotely.
A woman using a laptop with smart speakers nearby, demonstrating voice control integration with Amazon Alexa and Google Assistant to unlock the Harfo Smart Door Lock.
Figure 7.1: Voice Control Integration. This image shows a user interacting with smart speakers to control the lock, illustrating compatibility with Amazon Alexa and Google Assistant when paired with the gateway.
A person on a beach using a smartphone to unlock the smart door lock remotely, with a gateway device shown, emphasizing the remote access capability.
Figure 7.2: Remote Unlock Capability. This image depicts a user remotely unlocking the smart lock via the app, highlighting the convenience of managing access from any location with the optional gateway.

8. Manteniment

Proper maintenance ensures the longevity and optimal performance of your Harfo Smart Door Lock.

  • Substitució de la bateria: The lock requires batteries (not included). Replace all batteries simultaneously when the low battery indicator appears or performance degrades. Use high-quality alkaline batteries.
  • Neteja: Netegeu l'exterior del pany amb un drap suau i sec. Eviteu productes de neteja abrasius o dissolvents que puguin danyar l'acabat o els components electrònics.
  • Lubricació: Periodically lubricate the mechanical parts of the deadbolt and handle with a silicone-based lubricant to ensure smooth operation.

9. Solució De Problemes

If you encounter issues with your Harfo Smart Door Lock, refer to the following common problems and solutions:

ProblemaCausa possibleSolució
Lock does not respond to input.Bateries esgotades.Replace batteries. Use the emergency micro USB port for temporary power if needed.
Empremta digital no reconeguda.Finger is wet/dirty, sensor is dirty, or fingerprint not properly registered.Ensure finger and sensor are clean and dry. Re-register fingerprint if necessary. Try different angle.
El teclat no respon.Keypad is in sleep mode or batteries are low.Touch the keypad to wake it up. Replace batteries if issue persists.
El bloqueig automàtic no funciona.Auto-lock feature is disabled or set to a long delay.Check auto-lock settings in the app and adjust the delay time. Ensure the door is fully closed.
No es pot connectar a l'aplicació.Bluetooth is off, lock is out of range, or app issue.Ensure Bluetooth is enabled on your phone. Move closer to the lock. Restart the app or phone.

10. Especificacions

Detailed technical specifications for the Harfo Fingerprint Smart Door Lock (Model DA2K-BK):

CaracterísticaEspecificació
MarcaHARFO
Nom del modelDA2
Número de partDA2K-BK
Tipus de bloqueigBiomètric, pany de combinació, forrellat, teclat numèric
Característiques especialsAnti-Drill, Anti-Peeping Password, Auto-Lock, Fingerprint, Fob Unlock
MaterialZinc
ColorNegre
Tipus d'acabatPolit
Dimensions de l'article (L x A x A)8 x 3 x 13 polzades
Pes de l'article3.43 lliures (1.56 quilograms)
Protocol de connectivitatBluetooth
Mètode de controlApp, Remote (with gateway), Touch, Voice (with gateway)
Tipus de controladorAmazon Alexa, Google Assistant (with gateway)
Necessites piles?Sí
Piles incloses?No
Interval de gruix de la porta1 3/8 inch to 2 3/16 inch (35mm-55mm)

11. Garantia i Suport

HARFO is committed to providing high-quality products and customer satisfaction.

  • Informació de la garantia: For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official HARFO weblloc.
  • Atenció al client: If you have any questions, require technical assistance, or need to report an issue, please contact HARFO customer support through the contact information provided on the official HARFO weblloc web o a través de la vostra plataforma de compra.

© 2025 HARFO. All rights reserved.

Ask a question about this manual

Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.

After a successful submission, we securely hash the supplied account or form email before sending it to Microsoft Advertising for conversion attribution. Privacy details.