HEI LIANG Smart Door Knob, Fingerprint Door Lock Smart Lock Biometric Door Lock Fingerprint Door knob with App Control, Suitable for Bedroom,Cloakroom,Apartments Offices,Hotels

3 ways to unlockThe smart door handle has 3 unlocking methods for you to choose from: fingerprint unlocking-convenient, app control unlocking-safe, emergency spare key-reliable, more convenient to enter and exit

Simple, smart, safeThe door lock has biometric recognition function and supports App control, which can easily realize fingerprint management. You can view unlocking records, automatic locks, traffic modes and security locks through the App, which can prevent people you don't welcome from entering your room to control your home security.

Classic design but more solidThe door handle continues the classic style design, equipped with fingerprint lock function and modern app control (for details, please refer to the instruction manual), which is a very ideal fingerprint door handle smart lock for bedroom doors, offices, apartments, and hotels.

Easy to installThe fingerprint door handle door lock can be easily installed with a screwdriver in just a few minutes, suitable for most American doors, Tips: When installing the inner knob, the outer and inner knobs must be inserted according to the "UP" sign on the top so that they can be fixed in place. The spindle rod is in a vertical position. Turn the adjustment arrow with your thumb to point to the center point and the "UP" symbol, and then insert the arrow upward into the mounting base. You can fully insert the back lock with a little force. Easily replace existing door locks.

NoteSmart door locks are suitable for wooden doors, fire doors, anti-theft doors, etc. between 30-55mm. The door lock also has a visual power display and low power alarm function. Please remember to separate after charging, do not plug in for use, and the battery is not removable. If you have any other questions, please feel free to consult us!