Smart Fingerprint Door Knob for Bedroom, Cloakroom, Apartments, Offices, Hotels

Unlocking functions of this product: fingerprint unlocking, password unlocking, key unlocking, and Bluetooth APP unlocking.

Suitable for wooden or steel doors with a thickness of 35-55mm.

Applicable in residential regions, apartments, offices, and office buildings.

Cannot be charged continuously, the socket is for emergency charging and opening the door when the battery is dead.

Low battery warning: buzzer sounds once, reader flashes green and red; App notification received for low battery.

The smart door handle has 3 unlocking methods: fingerprint unlocking, app control unlocking, emergency spare key.

The door lock supports App control and biometrics for easy fingerprint management and home security.

Classic design with fingerprint lock function and modern app control, ideal for bedroom doors, offices, apartments, and hotels.

Easy installation with a screwdriver in minutes, fits most US doors, with detailed installation steps and videos provided.

Suitable for wooden doors, fire doors, security doors, etc. between 30-55mm. Requires 4 AAA batteries (not included) for installation, USB interface for emergency power supply. Do not charge, replace battery. Feel free to consult for any questions!

product information: