Pricing varies based on quantity and institutional requirements.
Wet Spirometer (Pocket): This hand held spirometer , measure Lung capacity without the need for water. Lung capacity is simply measured by breathing out through the mouth piece and recording the readout on the dial. Caliberated to 7 liters in 100cc increments. Complete set with 50 disposable mouth pieces.\nRange 100-7000cm Item # PS-fr
