It is usually used as a detector of hemostasis and thrombus in clinical laboratories,it can be use in many fields such as detecting illnesses of hemorrhage and thrombus,diagnosing hemorrhage before bursting,observing curative effect . Features 1?Four independent detecting places:detect different items or different samples of the same item synchronously. 2?Based on photoelectric principle. 3?Automatically detected device. 4?With an inner printer. 5?Advanced design of optic system and data processing software. 6?Detection ,set,inquiry and showing & saving test results functions. 7?Automatic perception add reagent signal function. 8?Save 1000 test results at most. 9?RS232 interface.