LED recessed ceiling luminaire (complete luminaire, adjustable), with innovative lens technology, tool-free, intuitive adjustment of the light cone via two rotatable lenses made of PMMA, when the luminaire is switched on, light cone can be rotated 360° and swivelled up to 30°, homogeneous light distribution with high luminaire intensity, closed lighting system creates a calm ceiling appearance regardless of the set light direction, fitting: 15 W LED930, SPOT beam characteristic, reflector: smooth, gold-coloured coated and matt (15 °), colour rendering Ra > 90, colour temperature 3000 K (warm white), chromaticity coordinate tolerance (initial MacAdam): 3, luminaire luminous flux: 470 lm, luminaire luminous efficacy: 31 lm/W, service life: 50000h at 85% luminous flux, luminaire controllable with separate DALI ballast unit (DALI only), high-quality optical unit integrated in optimised thermal management made of die-cast aluminium, reflector/cover frame one unit made of high-quality, UV-resistant polycarbonate (PC), luminaire can be switched on/off via DALI.UV-resistant polycarbonate (PC), white cover frame, die-cast aluminium mounting frame, quick tool-free installation of the luminaire unit via EASY-CLICK fastener, IP20, halogen-free wiring of luminaire, connection: 5-pole plug-in connection terminal, loop-through possible, mains voltage: 220-240V / 0/50/60Hz, installation: tool-free quick installation using retaining springs for ceiling thicknesses of 1-25mm, ceiling cut-out: 100x100mm, installation depth: 123mm, weight: 0.73 kg.