Ceiling lamp made of brushed silver-colored anodized aluminum with satined flat glass, not dimmable, 2 x fluorescent tubes T5 / G5 maximum 39 watts, built-in electronic ballast, high-voltage lamp, protection class 20 (dust and moisture), protection class I (protection against current surges) normally flammable surfaces are mounted, color rendering index depends on the light source used, energy efficiency class depends on the light source used, height 66 mm, width 911 mm, depth 200 mm, projection of the ceiling, wall or floor 66 mm