Range 195 to 1000 nm with facility for automatic concentration, % Transmission, Absorbance & K Factor measurement. Automatic wavelength calibration and selection. It has sample holder with 4 position selector control for 10 mm path length cuvettes. Facility has been provided for interface with any printer USB. Set of 2 quartz and 4 glass cuvettes is provided. Highly stable and accurate. Software included.