Fingerprint Door Lock, Door Locks for Bedroom, Keyless Entry Door Knob with Handle,Generate Passcode Remotely-Smart Door Lock for Apartment, Office (Silver 02)

UPGRADE 0.5S
SMART FINGERPRINT RECOGNITION: This biometric door lock uses advanced fingerprint technology for secure keyless entry; the scanner is fast and precise; the door knob can read and identify your fingerprint in under a second.
REMOTE PASSCODE GENERATION: Manage your door lock remotely through the Tuya app; you can create and share temporary passcodes from anywhere, ideal for guests or service providers at your apartment or office.
EASY INSTALLATION: The door knob is built for quick and simple installation; this Fingerprint Door Lock fits standard door sizes (between 1.18" and 1.97" thick) and requires no drilling or wiring!
PLEASE NOTE: Before First Use Register Your Admin Fingerprint! You MUST set up an Administrator fingerprint immediately after unboxing. Until this is done, the lock accepts ANY fingerprint to open your door, even a stranger's.
About the USB Port: Emergency
Power Only: Use the USB port to connect an external power bank if the batteries die (lets you unlock the door in a pinch).
About the USB Port: Not a
Charger: This port CANNOT recharge the lock's internal batteries. It's strictly for temporary emergency access