Flat direct/indirect LED pendant light with prismatic light chamber system with integrated LED driver. Light output: 30.2 W LED, wireless connection via app with Bluetooth(R) 4.x - basicDIM Wireless with LED converter. LED service life 50,000 hours until luminous flux drops to 90% of the initial value. Color tolerance (initial MacAdam): 3. Light luminous flux: 4450 lm, light luminous efficacy: 147 lm/W. Color rendering Ra > 80, color temperature 4000 K. Glare limitation according to EN 12464-1:2011 with L65<3000 cd/m² at 65° all around and UGR < 16 for computer workstations. LED arrangement on double-sided circuit board. Light control and glare control of the direct light component via light chamber system with prismatic light emission surface in shiny silver. Wide-beam light distribution of the indirect component using an extruded lens profile for homogeneous light point resolution (from a suspension height of 30 cm) on the ceiling. Closed optical system with contact protection of the LED modules against damage from electrostatic discharge, luminaire housing made of extruded aluminum profile, powder-coated in silver with a visible side height of 26 mm, die-cast aluminum end parts in luminaire color silver, coated. Rear cover made of sheet steel, powder-coated white for maximum efficiency. Luminaire wired halogen-free. External suspension points, adjustable plus/minus 2.3 cm. Luminaire installation using accessories also possible as a light strip. Luminaire arrangement: Mobile control to luminaire max. 15 m, luminaire to luminaire max. 4 m (center). Radio definition: basicDIM Wireless - Bluetooth(R) 4.x. Radio frequency: 2.4...2.483 GHz. Radio transmission power: +4dBm. Feed-in and suspension set must be ordered separately. Dimensions: 1280 x 128 x 39 mm. Weight: 3.5 kg.