LED ceiling recessed light (complete light), 'Stable White', cut-off angle 60°, equipment: LED1000-940, color rendering Ra > 90 (R9>50), color temperature 4000 K (neutral white), color tolerance (initial MacAdam): 2, light output: 9 W, light luminous flux: 1001 lm, light luminous efficacy: 111 lm/W, service life: 100,000 hours at 90% luminous flux or 50,000 hours at 95% luminous flux, with ballast unit DALI controllable light (DALI only), modular, high-quality optical unit made of reflector and LED light chamber, integrated in optimized heat management made of die-cast aluminum, smooth reflector aluminum-sputtered, high-gloss, iridescence-free, reflector/cover ring made of high-quality, UV-resistant polycarbonate (PC), cover ring white, mounting ring made of glass fiber reinforced polycarbonate (PC), gray, tool-free quick assembly of the luminaire unit using a bayonet lock, IP44_IP20, luminaire wired halogen-free, connection: 5-pin plug connection terminal, loop-through possible, mains voltage: 220-240V / 0/50/60Hz, central battery compatible 220V DC, assembly: tool-free quick assembly using anti-slip retaining springs for ceiling thicknesses of 1-40mm, ceiling cutout: 100mm, installation depth: 100mm (ceiling thicknesses: 1-15mm), weight: 0.57 kg, note: UGR<19 for office applications in accordance with EN12464 (depending on the luminaire type)