Simplex 5000 SeriesProvides exterior access by combination, while allowing free egress.Access Control: Mechanical pushbutton lock?eliminates problems and costs associated with issuing, controlling, and collecting keys and cardsNo Battery: Fully mechanical lock eliminates the material and labor expense of battery replacementsNumber of Codes: Single access code?one easy-to-manage code for all usersProgramming: Lock is easily programmed via keypad without removing the lock from the doorHanding: Non-handed, pre-assembled for left-hand door installations?easily changed in the fieldKey Override: Key-in-lever cylinders, small format interchangeable cores, large format removable coreAccessibility Standard: Americans with Disabilities Act (ADA)