1. Dummy code, random numbers can be entered before and after the correct code 2. Bluetooth connection, all unlocked records are synchronized to the app when Bluetooth is turned on and records are read 3. Remote control, you can control the door lock from anywhere with your smartphone 4. Low battery alarm 5. Fingerprint storage capacity: 100 pieces 6. Scanning time: less than 0.1s 7. Unlocking method: TTLOCK application/fingerprint/password/card/mechanical key 8. Power supply: 4 AA batteries (not included) 9. Applicable door specifications: - Door thickness: 38-48mm, need to add 2 holes - Door bolt hole, diameter: 54mm - Keypad post small hole, diameter: 10mm 10. Size: about 16 x 7.3 x 2.6cm
