Flos - Clessidra Outdoor Wall lightDesigned by Antonio Citterio for FLOS. Featuring a modern design, providing a beam of light up and down your wall. . T The white colour can only be used indoors. 3000 kelvin is the colour temperature which is at the warm white end of the scale. The beam width is available in either 20 narrow beam or 40 wide beam. Width: 7. 26 cm Height: 24. 2 cm 2 x CRI80 8w multichip LEDs producing 600 lumens of light output.