LED ceiling recessed light (complete light), use where space in the ceiling is limited: installation depth 80, color temperature 4000 K (neutral white), color tolerance (initial MacAdam): 3, luminaire luminous flux: 1846 lm, luminaire luminous efficacy: 123 lm/W, service life: 50000h at 85% luminous flux, with separate ballast unit DALI controllable light (DALI only), high-quality reflector unit locked to modular LED light chamber via bayonet lock, 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 ring one unit made of high-quality, UV-resistant polycarbonate (PC), cover ring white, installation ring made of glass fiber reinforced polycarbonate (PC), gray, tool-free quick assembly of the light unit using 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, installation: tool-free quick installation using anti-slip retaining springs for ceiling thicknesses of 1-40mm, ceiling cut-out: 150mm, installation depth: 81mm (ceiling thickness 1-25mm), weight: 0.79 kg, note: for office applications in accordance with EN12464 (UGR<19, reflector type aluminum sputtered) an additional anti-glare ring must be ordered separately