Simplex Mechanical Pushbutton Locks eliminate problems and costs associated with issuing, controlling, and collecting keys and cards.The Simplex 1000 Series provides exterior access by combination while allowing free egress. This mechanical lock, with a knob, eliminates the material and labor expense of battery replacements, has a single access code, and is programmed via the keypad without removing the lock from the door.The KABA Simplex 1011 Digital Lock has a knob operation with a single access code, suitable for internal and external applications due to its high weather resistance.Single Access CodeFactory-handed for left-hand doors; easily field reversibleCode Changed without Removing LockHighly Weather ResistantKnob OperationSatin ChromeCost-effective access control solutionEasily installs on wood or metal doors3-year warranty