1. Úvod a konecview
The KAK Biometric Fingerprint Lock provides a secure and convenient keyless solution for cabinets and drawers. Utilizing advanced biometric technology, it offers quick access with a 0.5-second response time and can store up to 20 unique fingerprints. This manual will guide you through the installation, operation, and maintenance of your new fingerprint lock.

2. Obsah balení
Zkontrolujte prosím balení, zda jsou přítomny všechny komponenty:
- 1 x Fingerprint Reader Unit
- 1 x Lock Body Unit
- Necessary Mounting Accessories (screws, etc.)

3. Specifikace
| Funkce | Specifikace |
|---|---|
| Značka | KAK |
| Číslo modelu | KAK-JCDS |
| Barva | Černý |
| Materiál | ABS a slitina zinku |
| Kapacita otisků prstů | 20 otisků prstů |
| Doba odezvy | 0.5 sekund |
| Napájení | 3 x AAA baterie (nejsou součástí balení) |
| Pohotovostní doba | Up to 365 days (with 3 AAA batteries) |
| Fingerprint Reader Dimensions | 32mm x 32mm x 8mm (thickness), 15mm diameter shaft, 19.9mm shaft length |
| Lock Body Dimensions | 86mm x 60mm x 22mm (thickness) |

4. Nastavení a instalace
Follow these steps to install your KAK Biometric Fingerprint Lock:
- Připravte instalační prostor: Choose a suitable location on your cabinet or drawer. Ensure there is enough space for both the fingerprint reader and the lock body.
- Nainstalujte baterie: Open the battery compartment on the lock body and insert 3 AAA batteries. Ensure correct polarity.
- Mount the Fingerprint Reader: Drill a hole (approximately 15mm diameter) for the fingerprint reader's shaft. Secure the reader to the exterior of the cabinet/drawer using the provided nut and washer.
- Namontujte tělo zámku: Align the lock body with the fingerprint reader's shaft on the interior of the cabinet/drawer. Ensure the lock mechanism can freely engage with the cabinet frame. Secure the lock body using the provided screws.
- Test funkčnosti: Before closing the cabinet/drawer, test the lock's mechanism to ensure it moves smoothly.


5. Návod k obsluze
5.1 Registrace otisků prstů
To register a fingerprint (up to 20 can be stored):
- Press and hold the fingerprint sensor until the LED light turns blue.
- Place your finger on the sensor. The light will flash green.
- Lift and place your finger again several times, rotating slightly each time, until the light turns solid green, indicating successful registration.
- Repeat for additional fingerprints if desired.
5.2 Odemknutí
To unlock the cabinet/drawer:
- Umístěte registrovaný prst na snímač otisků prstů.
- The LED light will flash green, and the lock will disengage within 0.5 seconds.
- Pull the cabinet/drawer open.
5.3 Emergency Unlocking
In case of low battery or inability to unlock with a fingerprint:
- Externí napájení: Connect a power bank to the Type-C interface on the fingerprint reader for emergency power.
- USB Backup Key: Use the provided USB backup key to manually unlock the mechanism.


6. Údržba
6.1 Výměna baterie
The lock is powered by 3 AAA batteries. When the battery is low, the red LED light will flash 3 times upon unlocking. Replace the batteries promptly to ensure continuous operation.

6.2 Čištění
Wipe the fingerprint sensor and lock body with a soft, dry cloth. Avoid using abrasive cleaners or solvents that could damage the surface or electronic components.
7. Řešení problémů
- Zámek nereaguje: Check if the batteries are depleted. Use the external Type-C power supply or the USB backup key.
- Otisk prstu nebyl rozpoznán: Ensure your finger is clean and dry. Try re-registering your fingerprint. Ensure your finger covers the entire sensor area.
- Lock mechanism stuck: Check for any obstructions preventing the lock from engaging or disengaging. Ensure the installation is secure and aligned correctly.
8. Uživatelské tipy
- For optimal fingerprint recognition, ensure your finger is clean and dry when registering and unlocking.
- Register multiple angles of your primary finger and consider registering a secondary finger for convenience.
- Keep the USB backup key in a safe, accessible location outside the locked cabinet/drawer for emergencies.
9. Záruka a podpora
The KAK Biometric Fingerprint Lock comes with a 1-year quality guarantee service. For any issues or support, please contact the seller or manufacturer directly.