Temporary password support, which can be sent to friends or family through the APP for easy authorization.
Press the "#" key (doorbell) on the lock to view visitors and remotely unlock through the APP.
3.5 - inch large screen + wide -angle camera, clearly view the situation outside the door, just like a peephole is intuitive.
Emergency power supply, supporting micro - USB interface, which can be connected to an external power source when the battery is exhausted.
Semiconductor fingerprint recognition, suitable for the elderly and children, with accurate identification.
Applicable environments: wooden doors, metal doors and household doors.