1.USAGE AND FEATURES
600917 Microcomputer Spirometer developed by our factory which has its own intellectual property for the product is a new technical product.Adopting smart one-chip microcomputer and advaced sensor technology it gives a reaable display,and features nice appearance,precision,stable performance,easy operation.The instrument is powered ether by DC or AC,operates continuously for 8hours.It is best instrument for health checkup in university,high school,physical education institute and hospital.

2.SPECIFICATIONS
1 Top of range: 99.99L
2 Precision: ±0.2L
3 Output display: digital readout
4 lnput consumption: 220V/50Hz
5 Watt consumption: ＜15VA
6 Dimensions: 25cm×23cm×9cm
7 Weight: 1.4kg