.6 Unlock ways:Tuya 3D Face Recognition,, Fingerprint, Passcode, Card, Key;
2. New Face Recognition Function:Don't need your hand, when you go back, just face to the lock, it will automatic recognition and unlock;
3. Automatic lock after unlocking,no need to manually lock, and don't worry about forgetting to lock the door when you go out;
4. Rechargeable lithium Battery, Super long standby convenient and safe to use;
5.When the smart lock is abnormal, it will send information to the mobile phone in real time;
6. Digital door view and has night vision function;
7. Automatical Camera:When the Doorbell rings, the picture will appear on the screen and start to record voice, and you can unlock in the APP;
8.It has USB emergency interface,you can charge the lock when the battery run out;