The series of emergency lights MLD-XX, which are designed in a thin plastic profile with a special style are used only for marking 16, 30 or 38 meters. The series is divided into 2 categories: MLD-XX /w with white LEDs and MLD-XX with green LEDs. The category of luminaires MLD-XX / w has received a certificate from the Scientific and Research Center of Poland (CNBOP) and from the Institute of British Standards (BSI).

They are self-testing luminaires, continuous / non-continuous operation with an autonomy of 3 hours.