Series: TRIONA square Decorative square LED surface-mounted luminaire. Flat, seamless frame: aluminium extrusion profile, powder coated. Cover made of sheet steel, powder-coated. Diffuser made of non-yellowing plastic (PMMA) microprismatic. LED backlight technology for homogeneous illumination of the entire light-emitting surface. Suitable for Ceiling mounting, Wall (surface). Very easy installation thanks to plug-and-play connector system. Driver integrated. With Casambi smart+free Bluetooth control for wireless network and operation using Android / iOS devices, free app available for download. Suitable for through-wiring. Colour: anthracite metallic (DB703) Length: 825 mm Width: 825 mm Height: 88 mm Lamp: LED Socket: without socket Colour temperature: 4000K Colour rendering index (CRI): 80 System power: 56 W Rated luminous flux: 7550 lm Beam angle Down: 95° / 93° Luminous efficiency: 135 lm/W Control gear: Dimmable Bluetooth converter Protection class: I Type of protection: IP 20