LED ceiling recessed light (complete light), use where space in the ceiling is limited: installation depth only 100mm, LED light 'stableWhite' with symmetrical, wide-beam light distribution with the highest luminaire efficiency and optimal lighting technology, equipment: LED2500-940, color rendering Ra > 90 (R9>50), color temperature 4000 K (neutral white), color tolerance (initial MacAdam): 2, light output: 19 W, light luminous flux: 2560 lm, light luminous efficacy: 135 lm/W, service life: 100,000 hours at 90% luminous flux or 50,000 hours at 95% luminous flux, with separate ballast unit DALI controllable light (DALI only), high-quality reflector unit attached to modular LED light chamber via locking mechanism, highly efficient LED light chamber integrated in optimized, passive heat management made of die-cast aluminum, reflector: faceted, aluminum-sputtered, high-gloss, iridescence-free, reflector/cover frame one unit made of high-quality, UV-resistant polycarbonate (PC), cover frame white, removable, installation frame made of die-cast aluminum, tool-free quick installation of the lighting unit via EASY-CLICK lock, IP44_IP20, lighting wired halogen-free, connection: 5-pin plug connection terminal, loop-through possible, mains voltage: 220-240V / 0/50/60Hz, central battery compatible 220V DC, installation: tool-free quick installation using retaining springs for ceiling thicknesses of 1-25mm, ceiling cut-out: 190x190mm, installation depth: 100mm, weight: 1.37 kg, note: for office applications in accordance with EN12464 (UGR<19, reflector type aluminum-sputtered) an additional anti-glare frame must be ordered separately