This digital spirometer duplicates the performance of professional instruments by quickly and accurately measuring lung volume. The large, easy-to-read digital display gives instant volume readouts. No more lengthy volume calculations that may affect results or take up time. A nice addition to human physiology, anatomy, and health class units. Includes AC adapter and 50 disposable mouth pieces, can also run on two AA batteries (not included).
Age: 9 yrs. - 18 yrs.
Grade: 4 - 12
School Type: Elementary School, Middle School, High School
Subject Areas: Physiology