52HZ Fingerprint Door Knob with Lock, Smart Lock for Bedroom Door, Biometric Door Lock with App Control & Key, Thumbprint Keyless Entry Door Lock for Front Door, Home, Apartment, Office, Matte Black

【3 Way One Touch Unlock & Lock】52HZ fingerprint door knob with lock includes 50 fingerprint unlock, APP control, and unlock with physical keys to meet your various needs. Press the rear lock button for 3s, the door lock automatically closes and the voice announces "Safe lock is activated". Ideal for bedroom, living room, closet, office, apartment, etc. 【Smart APP Control & 8 Essential Features】The fingerprint door knob provides a complementary app that allows users to easily add fingerprints and passwords, check unlock records, adjust volume settings, display battery levels, activate passage mode, set auto lock mode and privacy mode for convenience and security. Please note that the control is limited to Bluetooth range. In case the door knob is offline, first revoke access with fingerprint authentication before reconnecting. 【USB Charging & Low Battery Alarm】The fingerprint door lock is equipped with a USB port for emergency charging. And our product offers greater resistance to both low and high temperatures. It can work normally in temperatures ranging from -22°F to 176°F, ensuring more than 365 days of use. CONVENIENT KEYLESS ENTRY & AUTO LOCK - These fingerprint door knobs can recognize your fingerprint in just 0.1 seconds. It has the capacity to store up to 50 fingerprints so you can share them with your family members, allowing them to enter your home without relying on mechanical keys. You can also set an auto-lock timer through the app, from 5 seconds to 60 seconds, ensuring the safety of your home even when you are in a hurry. 【Strict Testing Standards & Easy Installation】Simultaneously, each of our products has been successfully subjected to a 200,000-cycle mechanical life test and other tests. Suitable for both left-handed and right-handed doors. The smart bedroom door lock is specifically designed to fit standard US doors with back panel sizes of 2-3/8" (60mm) and 2-1/8" (54mm), as well as door thicknesses ranging from 1-1/8" to 2-1/8" (29mm-54mm). Please check the size before purchasing., Manufacturer: 52HZ