Fingerprint Door Lock - Smart Door Lock with App Biometric Door Lock

Smart：3 in 1 smart door lock: Fingerprint+App+Key(came with two), store 20 different fingerprints and with quick and accurate fingerprint recognition. Being able to share the device with others for access, give you convenient and secure access Secure: Easily manage the user, check the unlock log and set the auto lock on the app with bluetooth, built in hidden keyhole, keeps your home secure. Solid nice looking with pretty nice feel of the knob Easy: Easy to install with a screwdrive following the instruction or video, fits for most of standard door (Please tear off the white film when installing) Battery: Powered by 4 standard AAA batteries(not included), lasts 8-12 months and came with a type-C USB for emergency charge when out of battery