The Super LED F4.7 Vary-White maintains the high efficiency DE SISTI Internationally Patented optical system for LED FRESNEL, while the innovative variable white Phosphors LED ARRAY provides the ability to modulate the Correlated Colour Temperature from a minimum of 2.800°K to a Maximum of 6.600°K with an enhanced CRI (Colour Rendering Index) higher than 94 at any CCT within the range.