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SMI technologies with astronomical response has automatic changeover to lower light levelshttps://zmi.led-professional.com/Plone/media/resources-1_articles_street-lighting-evolution-through-led-technology_Graphic%20SMIv2.jpg/viewhttps://zmi.led-professional.com/Plone/media/resources-1_articles_street-lighting-evolution-through-led-technology_Graphic%20SMIv2.jpg/@@images/image-1200-4351ae6f0ae441623b41ea6255d6b550.jpeg
SMI technologies with astronomical response has automatic changeover to lower light levels
