Five Unlocking Methods: Choose from fingerprint, password, app, IC card, or key unlocking based on your preferences. There is no need to concern about losing keys with our smart door knob. Whether it's at home, in an apartment, office, or hotel, we provide secure and flexible solutions for you. Smart App Control: Gain the ability to unlock through the app, manage passwords, view unlock history, and share Ekeys. You can easily authorize family members, guests, or tenants to use the app, granting them convenient access rights. The convenience control of our smart lock takes home security to a whole new level. Keyless Entry: You can set up to 50 sets of fingerprints and up to 300 different passwords. You can also create temporary passwords for temporary visitors or guests without sharing the main password. Once the visitors leave, you can easily revoke their access permissions. Our bluetooth smart lock ensures flexibility without the need for keys