4-IN-1 Smart Lock: Fingerprint + Password + 2 Mechanical Keys +4 IC Card; Our door lock provides add up to 100 fingerprints and 50 passwords to suit different family members and guests

Upgrade Fingerprint Sensor & 0.5S Recognizing: Say goodbye to false rejections and enjoy effortless access; The fingerprint scanner is fast and accurate, recognizing your prints in less than a second; Ideal for front doors, bedrooms, or offices

Important First-Step Setup:Before first use, you MUST register an administrator fingerprint. Until an admin is set, ANY fingerprint will be able to unlock the door.The door lock have a USB port for emergency power (using an external power bank), but it cannot be used to charge the lock's internal batteries.

Easy Installation: No drilling/wiring! Our fingerprint door handle fits 1.18"-1.97" thick wooden doors (left/right swing);fingerprint doorknob installs in minutes without professional help( smart lock comes with video tutorials and all tools )

Home Security Smart Lock: The biometric door knob utilizes advanced fingerprint technology to prevent unauthorized access