Series: FLAT POLYMERO KREIS Decorative round surface-mounted luminaire. Base: metal, powder-coated. Diffuser made of plastic (polycarbonate), opal, shockproof. Diffuser fastening: patented push system. Suitable for Ceiling mounting, Wall (surface). Colour: white Diameter: 460 mm Height: 93 mm Lamp: LED Socket: without socket Colour temperature: 3000K Colour rendering index (CRI): 80 System power: 19 W Rated luminous flux: 2100 lm Beam angle Down: 121° Luminous efficiency: 111 lm/W Control gear: Regulated power supply Protection class: I Type of protection: IP 40