The World’s First Spectrum Tunable Smart Lighting System. Light Cube is a powerful Lighting Simulation System which includes a “Spectral Power Distribution Simulator—Light Cube,” a “SMART Spectrometer—Lighting Passport Pro,” and a multi-functional software “SMART Tunable Software—Spectrum Genius Light Cube.” With the help of this powerful system, users get to control not only the color and lightness of the light source, but also intelligently customize the CCT, CRI, Duv, illuminance, ...