F190 Fingerprint Door Lock with Keypad Keyless Entry Smart Lock

MULTIPLE WAYS TO UNLOCK: Advanced 3-in-1 keyless biometric door lock: Fingerprint + Anti-peep virtual password + Physical Key. Fingerprint recognition rate up to 98% and open the door just need 1 second, you can add 50 groups fingerprints, Eliminate the trouble of forgetting to bring the key when you go out DIY INSTALLATION: Fingerprint door lock is designed to fit US standard door, Backset 2-3/8″(60 mm) and 2-1/8″(70 mm), door thicknesses from 1-3/8'' to 2-1/8''(35 mm -55 mm)；No wiring and no drilling；Fit both left handed and right handed doors Boarding and HOMEOWNER: Fingerprint door lock providing your room with an added level of safety, it is simplistic design for office, apartment or other private spaces EMERGENCY CHARGING: Keypad door knob requires 4 AAA batteries, According to the frequency of use, it can be used for up to 12 months; It has low battery reminder function, equipped with a Type-C interface for emergency charging