portable, inexpensive, hand-held device used to gauge lung performance. The meter measures your ability to push air out of your lungs in one fast blast.
Model: | Standard | Low Range |
Identification | Clear (adult) | White
(child) |
Flow (l/min.) | 60 to 900 | 30 to 360 |
Accuracy | 5% | 5% |
Approx. weight (gr.) | 60g | 60g |