Series: SANTOS KREIS Attractive round surface-mounted luminaire with decorative ring. Base: white coated metal. Glass: domed, opal, frosted. Decorative ring, metal. Glass and decorative ring fastening: spring system.Suitable for ceiling mounting, wall (surface). Colour: nickel, matt or brushed Diameter D: 410 mm Height H: 95 mm Lamp: LED Socket: without socket Colour temperature: 4000K Colour rendering index (CRI):80 System power 1: 19 W Rated luminous flux 1: 1550 lm Luminous efficiency: 82 lm/W Control gear: Regulated power supply Protection class: I Type of protection: IP 20