Surface or Suspended LED Linear luminaire with Louvre + Prismatic Optic, Direct Light Distribution, Luminaire Dimensions: 616x616x47mm, Sylvania White body colour, IP20, IK07, Electric Class 1, Light Engine Dimensions: 570x285mm, SylSmart (SSC01) controlled, Low LED flicker (+/-5%), Neutral White (4000K) LED Colour Temperature, 4500lm, 41W, 110lm/W efficacy, CRI>80, 3 SDCM (3-step MacAdam ellipse) LED Colour Consistency, UGR<19, Luminance at 65° < 3000 cd/m2, Lumen Maintenance: L90B10 at 50,000 hours, Quick electrical connection with push-connectors in the luminaire, Glow Wire Test 850°C.