1/ 6 Ways Unlock: Tuya APP, Face, Fingerprint,Password, Card, Mechanical key.
2/ Wide-angle camera+3.5-inch large screen can watch the peephole.
3/ Convenient APP management system, you can manage your smart lock anytime and anywhere.
4/ Emergency Power Supply: with micro USB interface to supply power if the batteries run out.
5/ Fingerprint recognition: Semiconductor fingerprint recognition module, suitable for elderly and child.
6/ Press the "#" (doorbell) on the lock and the model will send the image to the app.
7/ Application environment:wooden door/metal door/household door.
8/ You can see who is visiting and unlock remotely.