Fingerprint Door Lock with App Control and Keys, Smart Door Knob for Bedroom, Black

Keyless Access for Everyday Rooms

This fingerprint door lock gives families a simple way to add keyless entry to a bedroom, home office, closet, rental room, or interior door. Users can unlock with a fingerprint, control access through the app, or use the included physical keys when a backup option is needed. It helps reduce the trouble of misplaced keys while still keeping familiar key access available.

Smart Door Knob with Flexible Modes

The smart door knob supports entrance mode, passage mode, and privacy mode, so it can match different room needs. Entrance mode is useful when controlled access is needed. Passage mode can keep the door easy to open during busy daily use. Privacy mode is helpful for bedrooms, studies, or other rooms where personal space matters. The black round knob design fits many home styles without looking overly technical.

Easy Installation and Battery Use

The lock is designed for easy installation and fits doors shown from 1.4 to 2.7 inches thick. The image also shows a 2.5 inch front and rear plate size and a 3.1 inch knob length. The replaceable battery design makes maintenance simple, though batteries are not included. This keyless door lock is a practical choice for households that want fingerprint unlock, app control, and physical key backup in one compact lock.