KPP Fingerprint Door Lock, Smart Locks for Front Door, APP Control Keyless Entry Door Lock Keypad, Smart Door Knobs, Bluetooth WIFI Available Door Handle, Smart Lever Door Lock for Bedroom Office Home

Biometric Door Handle: Modern and simple smart door lock, can be used in multi doors like front door, bedroom and apartment, APP + fingerprint unlocking meet most unlocking requirements, just throw away your keys.
APP Control: Door knobs controlled all by a smartphone APP, add and manage fingerprints, share ekeys, set auto-lock time, add timed, permanent, one-time, recurring fingerprint and ekeys, set different ekeys for different people.
Expand Smart Home: When purchasing extra gateway, you can realize remote control, control the lock anytime, anywhere and monitor who comes and goes, Besides, it's easy to work with Amazon Alexa, Google Home and more smart dervice.
Easy to Install: Standard size door lock, thickness fits 35-55mm ( 1.4 - 2.2 in), the best choice for replacing old doorknobs, no drilling required, comes with small screw, refer to the manual or installation video, and can be installed in just 5 minutes.
Emergency Charging: Need 4 pcs AAA batteries (not included), about 7000 times of use, 10 months, low battery reminder, you can check electricity on TTLock APP, with a USB emergency charging port, and 2 mechanical keys, never worry about locked outside.