Practice your homework, please give your advice. This is an intelligent access control machine, which can be used in company/residential downstairs/student dormitory and other occasions. This access control machine has a 7-inch display screen, which can be identified by scanning the face and swiping the card, or by entering the password at the physical key to open the door.

There is a different "key" in the upper right corner of the key, which is actually human body induction. In order to be unified and beautiful, I hid the small protrusion of human body induction in the key.