Heavy gauge welded steel steel construction, meets ANSI/BIFMA shelf standards. Four adjustable shelves on 2" centers, plus raised bottom shelf. Three sets of hinges on each door. The cabinets are equipped with a keyless electronic coded locking system. THe coded lock is available with two passwords, the administrator and the user. These can be changed to any combination of numbers, four for the user and six for the administrative password. The keypad also keeps a record of the day, date, and time of when the cabinet was accessed, which can be displayed when the mechanisim is idle. Emergency key is included. Powder coat paint finish.