Offer List

1. Cast alloy integrative structure, firm and durable; 2. High quality with competitive price; 3. Very easy to operate, suitable for home and office, apartment and other buildings; 4. Master passwords and sub passwords, which are easy to operate; 5. Change master passwords freely; 6. Master passwords can be used to add or cancel any sub password; 7. One-key opening function: Freely press any key to open the lock; 8. Input wrong passwords for three continuous times, it will stop for 10 seconds without any operation; 9. Three mechanical keys for emergency use; 10. Performance index: *Power supply:6V,4 standard AA alkaline batteries *Battery life: Open more than 15000 times under normal circumstance *Open time: Within 5 seconds after inputting correct passwords 11. Low voltage warning: When CPU working voltage is less 4.5V, when you open the lock after the screen light turns on, it will alert by "di-di" tone with the red light flashing, it can still ope

1. Adopt international advanced sensor technology, ensuring the reliable quality. 2. Use 4 aa standard alkaline batteries. 3. Convenient installation. Directly install for knob locks. 4. Rotating handle avoiding violent damage. 5. Add and delete the fingerprint on the lock directly. 6. Unlock ways: Fingerprint + keypad + mechanical key. 7. Upper cover reader protection 8. All enroll finger will not lost when battery replacement 9. Low battery power warning function 10.2 years manufacturer guarantee.