Using biological fingerprint technology, it only takes 0.25s to open the door with fingerprints, which is safe and secure.
Comes with 2 keys for standby applications, allowing you to open the door in a traditional way.
The smart lock can store 30 fingerprints and is easy and convenient to open.
Use 4 AAA batteries (not included). Built-in USB port can be used in emergency situations.
Made of zinc alloy, strong and , suitable for families, apartments, personal residences, hotels, etc.