1??Advanced fingerprint recognition, non?contact card and password, with a variety of door opening modes to choose from, more flexible and convenient, better meet your demands, bring you more advantages. 2??Support for TUYA function, connects with a mobile phone via WiFi, realize remote unlocking, and realize intelligent linkage with other for TUYA?supported products. 3??Intelligent voice navigation, human?computer interaction, and humanized operation. The addition and deletion of fingerprints and passwords are managed based on the unlock number. 4??You can use your fingerprint, IC card, password, mechanical key, mobile APP to open the door, and you can also check the unlocking record through the APP, more expedient to use. 5??When you forget to replace the battery and cannot open the door, the USB emergency power supply (not included) can help you, making you feel more at ease. 6??With virtual password design. When using a password to unlock, you can add multiple incorrect passwords before/after entering the correct password. Press to confirm the lock. (The anti?peep function can enter up to 20 digits.) 7??When the voltage is lower than 4.8V, the lock automatically alarm every time when the lock is unlocked, and the door can be opened 200 times at this time, more intelligent to use. 8??After entering the wrong password, fingerprint or card 5 times, the system will be locked, and the system will be automatically unlocked after 90 seconds, more smart to use.