The ERA Push Button Digital Door Lock is a fully mechanical access control solution designed for low usage applications such as store cupboards, staff-only areas, IT rooms or office doors etc. Keyless operation means no keys are required for access, simply enter a pre-defined code using the keypad. The lock is easy to operate and programme using the keypad and you can choose over 5,000 codes to provide greater security. Suitable for internal and external applications, there is an option of a passage function that can be applied, so the door can be opened using just the handle when restricted access is not required.Suitable for door thickness 35-50mm. The maximum code is 7 digits and the minimum is 1 digit. Available in satin chrome or polished chrome, with and without the hold back function.