Electronic sensors for operating automatic doors and rolling shutters; electric sensors for opening and closing automatic doors; electric sensors for opening and closing shutters; vehicle location detection sensors; apparatus for counting and managing the number of parked cars by sensors; apparatus for detecting and managing vehicle location information in a parking garage by sensors, namely, electric sensors; electronic device in the nature of remote controls for automatically opening and closing shutters; electronic touch sensitive switches and electronic touchless switches for operating automatic doors and rolling shutters; switches, namely, electronic touchless sensitive switches; electric switch control panels; touch type electrical switches; electrical switches; cameras; digital cameras; digital video cameras; covers for electronic automatic door sensors; electronic devices for automatically opening and closing doors, namely, electronic sensors; devices for managing room entering and leaving by authentication, namely, computers; adjusters for electronic devices for automatically opening and closing doors, namely, computers; remote controllers in the nature of electric switches for electronic devices for automatically opening and closing doors to adjust the movement modes and opening-closing width of the doors; remote surveilling devices in the nature of video cameras devices for doors to be used for electronic devices for automatically opening and closing doors; electronic opening and closing devices for revolving doors, namely, computers; electric sensors for electronic devices in the nature of electric switches for automatically opening and closing doors; electric sensors for electronic automatic doors; adjusters for electronic automatic doors, namely, computers; signal processors for electronic automatic doors