iLockey tuya smart lock can be unlocked by TUYA APP, 3D face, fingerprint, IC card, remote control or password. When a visitor presses the "Doorbell", you can see who request to unlock the door via TUYA APP, then you can unlock the door remotely via TUYA APP.
This video shows how to add admin , if you have any questions about smart lock, please feel free to contact us. whatsApp/WeChat +86 13682632418.