LED recessed ceiling light with improved perceived glare and microprismatic diffuser. Only 27 mm high, it fits into various ceiling types. It replaces conventional downlights 1x18W CFL and offers at least 50% energy savings. Total luminous flux: 1000 lm, luminaire power: 9.5 W, luminaire luminous efficacy: 105 lm/W. Correlated colour temperature (CCT) adjustable by switch: warm white 3000K, neutral white 3500K, or cool white 4000K depending on application. Service life: 50,000 hours L80, colour rendering: CRI 80, colour location tolerance initial MacAdam: 4. Housing: steel backplate, aluminium frame, painted white RAL9003. Light guide panel: PMMA. Diffuser: PC. IP44 on the room side. Plug connector for simple, tool-free wiring. Available as an accessory: PlugPlay "Just Emergency E3 KIT" for 3-hour emergency lighting operation. Lumen package adjustable in steps on site FLEX4000K: FLEX1 1000 lm 9.5W, FLEX2 850 lm 8W, FLEX3 650 lm 6W. Dimensions: diameter 181 mm, height 27 mm, weight: 0.4 kg.