1. Okwu mmalite
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. Ozi nchekwa
- Do not attempt to disassemble or repair the lock yourself. Refer to qualified personnel for service.
- Jiri naanị ụdị batrị akọwapụtara ma hụ na polarity ziri ezi n'oge nrụnye.
- Zere ikpughe mkpọchi ahụ nye anwụ kpọmkwem, mmiri ozuzo, ma ọ bụ oke okpomọkụ.
- Keep all components, especially small parts, out of reach of children.
- Regularly check the lock for any signs of damage or malfunction.
3. Ihe ngwugwu
Tupu ịmalite nrụnye, biko hụ na ihe niile dị na ya dị ma dịkwa mma:
- High Quality Handleset
- Necessary Hardware for Installation (screws, bolts, etc.)
- Detailed Installation Instructions (this manual)
- 3 kaadị IC
- 2 Physical Keys
4. Ntuziaka nwụnye
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 ndakọrịta ọnụ ụzọ
- Ogologo ọnụ ụzọ: 1 3/8 inch to 2 3/16 inch (35mm-55mm) thick.
- Mbido: 2-3/8 inch or 2-3/4 inch (60mm or 70mm).
- Borehole Diameter: 2-1/8 inch (54mm).

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

5. Nhazi na nhazi
The Harfo Smart Door Lock offers advanced app control for comprehensive management.
5.1 Ngwa nbudata na ijikọ
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.

5.2 Njikwa onye ọrụ
The app allows you to add and remove users, manage access permissions, and view user logs.
- Mkpịsị aka: Store up to 50 unique fingerprints.
- Koodu mbanye: Create up to 250 unique passcodes.
- Kaadị IC: Register up to 1000 IC cards (3 included).
- Ekekọrịta eKey: Share temporary or permanent eKeys with authorized users.


6. Ntuziaka ọrụ
Your Harfo Smart Door Lock provides multiple convenient ways to access your property.
6.1 Ụzọ mmeghe
- Mkpisiaka: Tinye mkpịsị aka gị edebanyere aha na ihe mmetụta mkpisiaka.
- Koodu mbanye: Enter your registered passcode on the touchscreen keypad.
- Kaadị IC: Tap a registered IC card on the designated area of the lock.
- Igodo Anụ ahụ: Use the provided physical keys as a traditional backup.
- Njikwa ngwa: Unlock directly from the smartphone app via Bluetooth.
- eKey: Use an eKey shared with you through the app.

6.2 Ụzọ Mkpọchi
- Nchekwa onwe: 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.
- Mkpọchi Otu-Mkpịsị Aka: Simply press and hold the "#" button on the keypad for 2 seconds to manually lock the door.

6.3 Atụmatụ dị elu
- Okwuntughe mgbochi peeping: Enter random digits before or after your actual passcode to prevent others from guessing your code.
- Ụdị nzuzo: Engage privacy mode from the inside to prevent external access.
- Ụdị ngafe: Keep the door unlocked for continuous access during specific periods.
- Ọnọdụ Silent: 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.


7. Smart Home Integration
Enhance your smart home experience by integrating your Harfo Smart Door Lock with voice assistants and remote access capabilities.
Mara: Remote access and voice control features require the Harfo gateway (sold separately).
- Njikwa olu: Lock/unlock your door using voice commands with Amazon Alexa or Google Assistant.
- Nnweta dị anya: Unlock your keyless entry door lock from anywhere, anytime.
- Ozi gbasara oge: Receive push notifications on your smartphone for lock status changes.
- Nyochaa Ọnọdụ: Check the current status of your smart door lock remotely.


8. Nlekọta
Proper maintenance ensures the longevity and optimal performance of your Harfo Smart Door Lock.
- Ngbanwe batrị: The lock requires batteries (not included). Replace all batteries simultaneously when the low battery indicator appears or performance degrades. Use high-quality alkaline batteries.
- Nhicha: Jiri ákwà dị nro ma kpọọ nkụ hichaa mpụta mkpọchi ahụ. Zere ihe nhicha ma ọ bụ ihe mgbaze nke nwere ike imebi ihe mkpuchi ahụ ma ọ bụ ihe eletrọniki.
- mmanu mmanu: Periodically lubricate the mechanical parts of the deadbolt and handle with a silicone-based lubricant to ensure smooth operation.
9. Nchọpụta nsogbu
If you encounter issues with your Harfo Smart Door Lock, refer to the following common problems and solutions:
| Nsogbu | Ihe nwere ike ime | Ngwọta |
|---|---|---|
| Lock does not respond to input. | Batrị nwụrụ anwụ. | Replace batteries. Use the emergency micro USB port for temporary power if needed. |
| Achọpụtaghị akara mkpịsị aka. | 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. |
| Ahụigodo anaghị anabata ya. | Keypad is in sleep mode or batteries are low. | Touch the keypad to wake it up. Replace batteries if issue persists. |
| Auto-lock not working. | 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. |
| Enweghị ike jikọọ na ngwa. | 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. Nkọwapụta
Detailed technical specifications for the Harfo Fingerprint Smart Door Lock (Model DA2K-BK):
| Njirimara | Nkọwapụta |
|---|---|
| Ụdị | HARFO |
| Aha Nlereanya | DA2 |
| Nọmba akụkụ | DA2K-BK |
| Ụdị mkpọchi | Biometric, Nchikota Mkpọchi, Deadbolt, Keypad |
| Atụmatụ pụrụ iche | Anti-Drill, Anti-Peeping Password, Auto-Lock, Fingerprint, Fob Unlock |
| Ihe onwunwe | Zinc |
| Agba | Nwa |
| Ụdị mmecha | Achachapụrụ |
| Akụkụ ihe (L x W x H) | 8 x 3 x 13 sentimita asatọ |
| Ibu Ibu | 3.43 pound (1.56 Kilogram) |
| Protocol Njikọta | Bluetooth |
| Usoro njikwa | App, Remote (with gateway), Touch, Voice (with gateway) |
| Ụdị njikwa | Amazon Alexa, Google Assistant (with gateway) |
| Achọrọ batrị? | Ee |
| Agụnyere batrị? | Mba |
| Ọnụ ụzọ Ọkpụrụkpụ Ọnụ | 1 3/8 inch to 2 3/16 inch (35mm-55mm) |
11. Akwụkwọ ikike na nkwado
HARFO is committed to providing high-quality products and customer satisfaction.
- Ozi akwụkwọ ikike: For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official HARFO websaịtị.
- Nkwado ndị ahịa: 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 websaịtị ma ọ bụ site na ikpo okwu ịzụrụ ihe.





