... ):4000-5500K3.Cool White(CW):6000-7000K Application:Apply in underground parking lot,garage,basement,supermarket,aisles, Corridor,hotel, office, washrooms ... , Library, Hospital,Subway Station, Bus and Train,Restaurant, Factory, Production Line, Warehouse, PathwayOur service:1. Any of your question about our ... is available in our company: T8,23W intelligent infrared LED underground parking tube light