7³ inch true color touch screen(800*480 pixels) 5 USB ports & 1 ethernet port Flash: 256 MB;Over 300 programs, 200000 results can be stored. Resolution: 0.0001 Abs. Photometric range: 0.0000-4.0000 Abs. Flow cell & cuvette testing mode Huge storage of more than 300 programs & 200000 sample results Blood coagulation function: The instrument can perform blood coagulation routine tests: PT APTT, TT and can measure blood coagulation time.