• Fingerprint Door Knob: Smart door knob stores up to 20pcs fingerprint users, equiped with advanced fingerprint recognition technology, just one touch unlock, for emergency, also come with 2pcs back-up keys
• App Control: Fingerprint door lock also a buletooth door knob, you can unlock the door from your app, App also support manage the users, add or delete users, share E-key and view access log, your home and property are better protected
• Remote Unlock and Voice Control: Connect with a gateway (sold separately), you can achieve remote unlock from anywhere. The skill for Alexa or Google Home connection is " Smart Life", please enter the account number and password displayed on our app
• Three Mode Features: Door knob with lock offer auto lock, passage mode and privacy mode and they can be changed by turning the button on the interior knob, which is more visible and convenient
• Built-in rechargeable battery: Smart door knob has long battery life and it lasts 8 months after 3 hours charging, a better choice interior door knob for bedrooms office apartment (Indoor Use Only), low battery warning