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Fingerprint drawer cabinet lock. The lock can be unlocked using fingerprints. Can be installed on drawers, single door cabinets, and double door cabinets. characteristic: Equipped with a decoder, if the fingerprint is worn or damaged or cannot be opened due to other reasons, the decoder can be used to restore the factory and record the fingerprint again, which can be operated repeatedly. More reassuring when using. Unlock method: pure fingerprint Fingerprint capacity: 20 pieces Color: Black Material: ABS lock body Battery: 3.7V230mA (rechargeable) Battery life: Stand by for three months, continuously switch and lock for more than 1000 times Charging method: Android Micro 1. Enter fingerprint operation: Press any finger and hold for 5 seconds, wait for the blue light to flash, then release the finger and the blue light will remain on, indicating that fingerprint recording can begin. Press the fingerprint to be entered onto the surface of the fingerprint identification head. Flashing a green light once indicates that the entry was successful. Remove your finger and press again 5 times. (I red light appears during the entry, press again once more.). After five successful entries, the green light remains on for one second to indicate completion of the entry. (To enter other fingerprints, it is necessary to verify the administrator before proceeding with the entry. The first three fingerprints entered are the administrators.). 2. Unlock operation: Press using a fingerprint that has been successfully entered. A flashing green light indicates that the fingerprint recognition is correct and the lock has been unlocked. If the finger is pressed and a red flash appears, it indicates that the fingerprint recognition is not successful and needs to be re pressed. 3. Locking operation: Press the successfully entered fingerprint for 2 seconds in the unlocked state. After the green light turns to blue, it indicates that the fingerprint recognition is correct and the lock has been closed. (If the finger is pressed and a red flash appears, it indicates that the fingerprint identification fails and it needs to be pressed again.). 4. Delete fingerprint operation: Press and hold your finger for 10 seconds, wait for the red light to flash (during which the blue light will flash first). At this point, release your finger and verify the administrators fingerprint (the first 3 fingerprints entered are the administrator). After verification, the green light will light up for 1 second to indicate that all fingerprints have been successfully deleted. 5. Precautions: During use, if the battery runs out of power and cannot be unlocked, emergency unlocking can be achieved through a USB port or an external power source (such as a power bank) When the lock does not store fingerprints, any finger can unlock the lock.