Series: ROUNDED Decorative round LED surface-mounted luminaire for indoor and outdoor use. Base, housing and protective guard made of corrosion resistant pressure die-cast aluminium, seawater-resistant powder-coated (C4, in accordance with ISO 12944-6). C5 coating available on request. Standard Gore© Protective Vents diaphragm valve to avoid condensation. The large connection compartment on the back for convenient connections is also ideal for through wiring. Diffuser: crystal glass (satin finish) with diffuser fixing. Bezel ring with bayonet fixing. Uniform lighting achieved by the use of LED panel boards. Very easy installation thanks to plug-and-play connector system. Drill hole deviations can be compensated to achieve precise positioning.The large connection compartment on the back for convenient connections is also ideal for through wiring. MultiLumen: 4 steps adjustable luminous flux. Factory preset to lowest luminous flux. MultiColour: Colour temperature adjustable via switching element for 3000 K (factory setting) and 4000 K. Colour: anthracite metallic (DB703) Diameter: 300 mm Height: 77 mm Lamp: LED System power: 9.5 W Rated luminous flux: 650 lm Luminous efficiency: 68 lm/W System power 2: 9.5 W Rated luminous flux 2: 670 lm System power 3: 26 W Rated luminous flux 3: 1800 lm System power 4: 26 W Rated luminous flux 4: 1850 lm Control gear: Converter, dimmable, DALI Protection class: I Type of protection: IP 66