Series: FLAT POLYMERO KREIS Decorative round surface-mounted luminaire. Base: metal, powder-coated. Diffuser made of non-yellowing plastic (PMMA), opal. Diffuser fastening: patented push system.Suitable for ceiling mounting, wall (surface). Slave luminaire. Can only be operated in combination with corresponding master luminaire. Colour: white Diameter D: 300 mm Height H: 80 mm Lamp: LED Socket: without socket Colour temperature: 4000K Colour rendering index (CRI):83 System power 1: 13 W Rated luminous flux 1: 1250 lm Luminous efficiency: 96 lm/W Control gear: Converter not necessary Protection class: I Type of protection: IP 40