Series: FLAT SLIM square Decorative square LED surface-mounted luminaire. Base: pressure die-cast aluminium, powder-coated. 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: matt crystal glass, painted inside, with fixing device. Diffuser with frame made of pressure die-cast aluminium, powder coated, bonded. Diffuser attached with clip system. Homogeneous and smooth light distribution. Suitable for Ceiling mounting, Wall (surface). Very easy installation thanks to plug-and-play connector system. Base fixing slots outside of gasketed area, drill hole deviations can be compensated. MultiLumen: Multi-step adjustable luminous flux. MultiColour: Colour temperature adjustable via jumper. No factory pre-settings, colour temperature must be set during installation. With Casambi smart+free Bluetooth control for wireless network and operation using Android / iOS devices, free app available for download. Colour: anthracite metallic (DB703) Length: 300 mm Width: 300 mm Height: 67 mm Lamp: LED Socket: Plug Colour temperature: 3000K, 4000K Colour rendering index (CRI): 80 System power: 21 W Rated luminous flux: 2400 lm Beam angle Down: 122° Luminous efficiency: 114 lm/W System power 2: 21 W Rated luminous flux 2: 2250 lm Luminous efficiency 2: 107 lm/W System power 3: 13 W Rated luminous flux 3: 1450 lm Luminous efficiency 3: 112 lm/W System power 4: 13 W Rated luminous flux 4: 1350 lm Luminous efficiency 4: 104 lm/W Control gear: Dimmable Bluetooth converter Protection class: I Type of protection: IP 65