Rugged with no internal moving parts Compact size saves space in the lab No computer or serial cable required just plug in and it is ready to use Large. Bright , color 4.3 inch lcd display Navigation key pad and on- screen menus Fixed grating for consistent wavelength accuracy Usb connector provision to connect memory stick/pen drive or pc to save and print analysis report. No special or separate printer is required to print the report. In built switch mode power supply takes care of power fluctuations Removable power cord Dimension : 435 mm w * 335 mm d * 220 mm h Weight : 6 kg