Simpro Digital Lung Capacity Measuring Function Test Spirometer with USB Connectivity, 97mm L x 89mm W x 36mm H, 1-4/5" Color LCD

Digital Spirometer Machine SP10 is a hand-held device for checking lung conditions, adopting the mode of infrared interruption for measuring relative items, and is applicable for hospital, clinic, or family for routine test.

Features:
Scaling(Calibration).
Display trend curve.
Battery power display.
Wireless transmission (be applicable for SP10W).
Flow rate-volume chart, volume-time chart display.
Rechargeable lithium battery and with charging tips.
Automatic power off when there is no operation in one minute.
Information prompts when volume or flow goes beyond the limits.
Taking on the functions of data memory, deleting, uploading and reviewing.
Forced Vital Capacity (FVC), Forced Expired Volume in one second (FEV1), he ratio of FEV1 and FVC (FEV1%), Peak expiratory flow (PEF), 25% flow of the FVC (FEF25), 75% flow of the FVC(FEF75) and average flow between 25% and 75% of the FVC(FEF2575) can be measured. Besides, the testee condition can be shown by the ratio of the measured value and the predicted value.