Light for escape route marking. Plastic fitting (polycarbonate). Opal housing and diffuser made of impact-resistant plastic (polycarbonate). 4 films for escape route marking included (according to ISO 7010). Integrated operating devices. Single battery system with automatic self-test. Lights with limited surface temperature according to DIN EN 60598-2-24 for use in an environment in which deposits of conductive dust on the light can be expected. Ball-proof according to DIN 18032-3. Approved for use in the food and beverage industry.