The USB emergency power supply can help you when you forget to replace the battery and cannot open the door.
Virtual password design, when using password to unlock, you can add multiple wrong passwords before/after entering the correct password.
WiFi smart door lock, support for Tuya function, can be used with other products that support for Tuya function.
Connect to mobile phone via WiFi, remote unlock can be realized, unlock record can be viewed through APP.
Fingerprint, password, IC card, mobile APP, key, 5 door opening modes, enhanced the security level of the door lock.