18-Month Battery Life: The included 8 AA-type batteries will last for more than 1.5 years
8 Unlock Methods: Fingerprint, permanent password, one-time password, periodic password, NFC card, mechanical key, Aqara Home app, HomeKit, Compatible to Google Assistant.
Fast and Ergonomic Fingerprint Reader: A fast fingerprint reader is embedded into the handle of the door lock so that your thumb will naturally touch it when opening the door.