SmartOpen

During unmanned management, users open the door with their smartphones.
Administrators can open and close the door with their smartphones,
and can keep the door open for a set amount of time based on specific days of the week.
Furthermore, access can be restricted for smartphone users who detect problems.
When the door is opened, a notification is sent to the administrator's smartphone.
Administrators can manage user smartphone history through the app.
Furthermore, no information other than the smartphone number is accessible.