Brief Introduction:

JY-DF II Electronic Spirometer is a high-performance lung testing instrument. Adopting the winged gas flow sensor, matched with low consumption and high effective micro processing system and precision electronic-circuit, this instrument operations steadily, sensitively and accurately. JY-DF II Electronic Spirometer can be used widely in health and medical treatment.

Technical Data:

1) Vital Capacity: 0~9999ml

2) Vital capacity in first second (FEV1): 0~5L

3) Tidal volume VT: 0.10 ~ 5.00L indication error: ≤ ± 5% (FS)

4) Maximum voluntary ventilation per minute MVV: 0 ~ 200L/min indication error: ≤ ± 5% (FS)

5) The working environment: 5 ~ 40℃

6) Relative humidity: ≤ 80% RH

7) Power supply: AC 220V or rechargeable battery inside

8) Power consumption: ≤ 6W

9) With Printer