Fingerprint Door Lock- Smart Door knob, biometric Door Lock, with Satin Nickel

Fingerprint Door Lock- Smart Door knob, biometric Door Lock, with passcode keypad keyless Entry Door Handle, for Bedroom Home Hotel Office Apartment Smart Door Lock. Fingerprint bedroom door lock: anti-peeping password + fingerprint unlocking + 2 mechanical keys + APP control, 0.2 seconds recognition, door opening within 1 second, 100 fingerprints and 100 passwords can be added? Suitable for both left and right doors. Bedroom Smart Door Lock is designed to fit U.

Standard doors with back panel sizes of 2-3/8" (60mm) and 2-1/8" (70mm), and door thicknesses from 1-1/8" to 2"- 1/8 (30mm-55mm)? The new 140140DIP sensor has a 35% larger recognition area than the old 120120 sensor, making the recognition more accurate and stable. Smart door locks have a low volume alarm and are equipped with USB ports for emergency charging.

It requires 4 AAA batteries (not included)?