UNLOCK WITH 4 WAYS: Smart Door Lock 4-in-1 with fingerprint + password + app + Key(2 include), 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
EASY INSTALLATION: Fingerprint door lock is designed to fit US standard door, Backset 2-3/8″(60mm) and 2-1/8″(70mm), door thicknesses from 1-3/8'' to 2-1/8''(35mm -55mm). No wiring and no drilling. Fit both left handed and right handed doors
UNLOCK WITH SAMRT APP: You can use mobile phone to unlock, or you can set a temporary password and share it with friends, visitors or housekeepers. This smart door lock is very suitable for families, hotels, schools and garages. Support ios and android devices
EMERGENCY CHARGING: Keypad door knob requires 4 AAA batteries, it has low battery reminder function, equipped with a type-c interface for emergency charging
CUSTOMER SERVICE 24 HOURS: Fingerprint deadbolt lock provides with a 24 hours customer e-mail service from the date of purchase. When you encounter installation issues or there are missing parts, feel free to contact with customer service support
