Independent code lock for indoor installation, that combines features of a digital keypad enabling access control, and card and proximity tags reader. It works with electromagnetic door locks with access control systems. This code lock has got 1 relay output, and cards and proximity tags reader, which operates on 125kHz frequency. The access is granted upon reading of a card, or entering user's PIN code. The device can work with up to 1000 PIN code users (code length from 4 to 6 digits). Moreover, it supports Visitor Access Function thanks to which you can assign temporary access codes to up to 10 visitors. It is equipped with a backlit keypad. The device is suitable for surface mounting. Working mode of the device is indicated by a LED diode.