LED safety light for escape route lighting with min. 1 lux in accordance with EN 1838, room height 2.2 to 7 m, 2 high power LEDs, neutral white 4,000 K, lens made of polycarbonate (PC), optimal thermal management using a cooling plate, ceiling-mounted light, screw mounting of the device carrier, tool-free quick assembly of the cover, cover made of die-cast aluminum, powder-coated, housing color white (similar to RAL9016), device carrier made of galvanized sheet steel, light for central emergency light supply for individual monitoring of the light via DALI (DALI-2 certified), adjustable emergency light level, NFC interface for addressing, configuration and maintenance using PROset Pen (item no.: 22170290) or PROset app, addressing also possible optically or via EZ addressing, permanent and standby mode: -40°C to +45°C, power supply: 220-240 V AC (+/- 10%) 50-60 Hz, 176-280 V DC, luminaire power: 3.9 W (in maintained mode), connected load in standby mode: 0.3 W, standby and maintained mode adjustable via the central battery system, boost start function for faster orientation in an emergency due to higher illuminance at the start of emergency operation, IP40, SC1, luminaire wired halogen-free and silicone-free, plug-in terminals for through-wiring up to 2.5 mm², impact resistance: IK05, dimensions: 146 x 146 x 35 mm, weight: 0.5 kg, luminaire with D mark (for use in an environment in which unusual dust deposits are not expected),