JY electronic spirometer is the product with our own intelligence property. In August 2004 it was listed into National Torch Plan Project, and evaluated by Department of Science and Technology of Jiangsu province with certification of SuKeJianZi(2001)Di 466.
The spirometer uses high performance, low consumption microprocessor, far-infrared technology, with the features of portability, high accuracy, stable performance. Powered by both DC and AC, with its inner rechargeable battery, it lasts for 8 working hours. Widely used in medical, pulmonary and respiratory departments and teaching applications for Vital capacity, VT-alv, MV, FEV1, displayed by LED reader, output by USB interface to PC for printing.