1. Okwu mmalite
This manual provides detailed instructions for the installation, operation, and maintenance of your BIWIBON BCA-02 Smart Fingerprint Door Lock. Please read this manual thoroughly before installation and use to ensure proper function and security. This smart lock offers multiple access methods for enhanced convenience and security.

Image 1.1: BIWIBON BCA-02 Smart Fingerprint Door Lock with included IC cards and backup keys.
2. Atụmatụ igodo
- Diverse Access Methods: Unlock using fingerprint, mobile app, entry codes, IC cards, or traditional mechanical keys.
- Advanced Fingerprint Sensor: Features a 508 DPI sensor with 160x160 effective pixel resolution for over 99% recognition rate in 0.2 seconds.
- Njikwa ngwa Smart: Manage users, generate temporary codes, and monitor access records via the mobile application.
- Remote Access Capability: With an optional BIWIBON Gateway (sold separately), remotely lock/unlock and manage access.
- Nwụnye dị mfe: Designed for most standard American wooden doors, requiring no extra drilling or specialized tools.
- Nchekwa emelitere: Includes Passage Mode for temporary unlocked access and an anti-peeping touchscreen keypad.

Image 2.1: Illustration of the five primary unlocking methods for the smart door lock.
3. Ntọala na nwụnye
3.1 ndakọrịta ọnụ ụzọ
The BIWIBON BCA-02 lock is designed to fit most standard American wooden doors. It is suitable for both left-handed and right-handed doors without requiring special adjustments for handle direction.

Image 3.1: Door and latch dimensions for proper installation.
3.2 Ntinye igwe
Soro usoro ndị a maka nrụnye anụ ahụ:
- Use the provided drill template to mark and prepare the door.
- Adjust the backset of the latch to 60mm (2-3/8") or 70mm (2-3/4") according to your door size. Ensure the latch is horizontal.
- Install the latch into the door and secure it with screw A. Ensure the slotted hole is centered.
- Install the front handle: Fix and tighten the spiral tubes. Route the wire through the square cotter and insert it into the latch hole, then fix the front panel.
- Install the back handle: Remove the battery cover. Route the wire through the back panel. Connect the wire on the battery box, ensuring a tight connection. Install 4 AAA alkaline batteries (not included). Fix the back handle with screw B.
Maka ntuziaka anya, biko rụtụ aka na vidiyo nwụnye n'okpuru:
Video 3.2: BIWIBON BCA-02 Fingerprint Door Lock Installation Guide. This video demonstrates the step-by-step process of physically installing the smart door lock on a door.
3.3 Ngwa nwụnye na ijikọ
To utilize the smart features, download the 'Tuya Smart' app from Google Play or the App Store. Follow the in-app instructions to register and log in. Ensure your phone's Bluetooth is on to add the lock. The app will automatically detect the 'DLOCK' device. After adding, you can name your lock.
Video 3.3: BIWIBON BCA-02 Fingerprint Door Lock App Setup Video. This video guides you through the process of setting up the Tuya Smart app and pairing it with your lock, as well as adding fingerprints, codes, and IC cards.
4. Ntuziaka ọrụ
4.1 Ụzọ mmeghe
- Mkpọghe mkpịsị aka: Place your registered finger on the sensor. The lock will unlock if the fingerprint is recognized.
- Kpọghe okwuntughe: Enter your 8-10 digit password on the keypad. The anti-peeping feature allows you to enter random digits before and after your actual code for added security.
- Mkpọghe Kaadị IC: Tap your registered IC card against the designated area on the lock.
- Mkpọghe ngwa: Within Bluetooth range (12-20 meters), open the Tuya Smart app and slide the unlock icon to the right.
- Mechanical Key Unlock: Jiri igodo ndabere enyere maka mkpọghe omenala.

Image 4.1: App Smart Control features including keyless entry, share access, auto lock, generate passcode remotely, and view akụkọ ihe mere eme.
4.2 Adding Users (Fingerprints, Codes, IC Cards)
All user management is done through the Tuya Smart app:
- Navigate to 'Member Management' in the app.
- Select 'Me Admin'.
- Choose to add a Fingerprint, Code, or IC Card.
- Follow the on-screen prompts: for fingerprints, place your finger on the sensor 4 times; for codes, enter an 8-10 digit password; for IC cards, place the card on the screen for 2 seconds.
- Enter a name for the added credential and tap 'OK'.

Image 4.2: Tailored password solutions for various access needs.
Ọnọdụ ngafe 4.3
Passage Mode allows the door to remain unlocked for convenient entry and exit without verification. To activate/deactivate:
- Go to 'Settings' in the app.
- Toggle 'Auto Lock' off to enable Free Passage Mode.
- Place a registered finger on the fingerprint reader to activate/deactivate the mode.
4.4 Remote Access (with BIWIBON Gateway)
If you have a BIWIBON Gateway (sold separately), you can connect it to your lock for remote functionality, including locking/unlocking, issuing time-limited codes, and monitoring access records from anywhere. The gateway also enables voice control via Alexa or Google Home.

Image 4.3: Features comparison, including smart speaker integration via BIWIBON Gateway.
5. Nlekọta
5.1 nnọchi batrị
The lock requires 4 AAA alkaline batteries. When the battery is low, the lock will provide warning signals. Replace all four batteries promptly to ensure continuous operation. Always use new, high-quality alkaline batteries.

Image 5.1: Low battery alert and emergency unlocking options.
5.2 Nlekọta n'ozuzu
Clean the lock's exterior with a soft, dry cloth. Avoid using abrasive cleaners or solvents that could damage the finish or electronic components. Ensure the fingerprint sensor and keypad are free from dirt and moisture for optimal performance.
6. Nchọpụta nsogbu
- Mkpọchi anaghị aza: Check battery levels. If batteries are depleted, use a power bank via the Type-C port for emergency power or use the mechanical backup keys.
- Amataghị akara mkpịsị aka: Ensure your finger is clean and dry. Try re-registering your fingerprint if issues persist. The sensor has a high recognition rate, but proper placement is crucial.
- Nsogbu njikọ ngwa: Ensure Bluetooth is enabled on your phone and you are within range of the lock. If using a gateway, verify its connection to Wi-Fi and the lock.
- Chefuru okwuntughe: Use the app to generate a new code or use a registered fingerprint/IC card/mechanical key to unlock.
- Restoring to Factory Default: In the Tuya Smart app, navigate to the device settings, select 'Remove Device', then 'Disconnect and wipe data', and confirm. This will delete all registered users and settings.
7. Nkọwapụta
| Njirimara | Nkọwa |
|---|---|
| Ụdị | BIWIBON |
| Aha Nlereanya | BCA-02 App Control Fingerprint Door Lock with Keypad |
| Ụdị mkpọchi | Biometric, Keypad |
| Ihe onwunwe | Aluminom |
| Agba | Silver ojii |
| Akụkụ ihe (L x W x H) | 5.6 x 2.75 x 2.55 sentimita asatọ |
| Ibu Ibu | 1.79 pound (0.81 Kilogram) |
| Isi Iyi Ike | Batrị 4 AAA (anaghị etinye ya) |
| Atụmatụ pụrụ iche | Auto-Lock Delay Setting, Electronic Anti-Lock, Time-Limited Code, One-Time Code, Dynamic Code, Large Capacity (100 Fingerprints, 100 IC Cards, 100 Passwords) |
| Usoro njikwa | App, Remote (with Gateway), Touch |
8. Akwụkwọ ikike Ozi
Please refer to the product packaging or the official BIWIBON website for specific warranty details. Typically, smart locks come with a limited manufacturer's warranty covering defects in materials and workmanship under normal use.
9. Nkwado ndị ahịa
For technical assistance, troubleshooting, or product inquiries, please contact BIWIBON customer support through the following channels:
- Ndị ọchịchị Websaịtị: Gaa leta BIWIBON Store on Amazon maka FAQs na ozi kọntaktị.
- Nkwado email: Refer to your product packaging for the customer service email address.