Peak Flow Meter Model CSI-100


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The CSI-100 is intended for monitoring PEF (Peak Expired Flow Rate) and FEV1 (Forced Expiratory Volume) for patient use at home. The device is designed for pediatric to adult patients. The simple device interface provides ease of use for pediatric patients. When the Meter is used to monitor lung conditions such as asthma or C.O.P.D., the user should be under the care of a licensed health care professional.

Additional information

Weight 0.453592 kg
Dimensions 12.7 × 12.7 × 10.16 cm



1) LCD Display
2) Capable measurement of PEF/FEV1
3) Immediate Response/Display reading
4) Small and compact. Capable of usage anywhere and anytime
5) FDA Certified
6) Bluetooth Enabled


1) Measuring method: Flow: Turbine sensor; Volume: Flow Integration
2) Measuring range: Volume: 0L~9.99L; Flow: 30~999 L/min
3) Accuracy Volume: ±3% or 0.1L, whichever is greater; Flow: ±5% or 0.2 L/s, whichever is greater
4) Display: Segment liquid crystal display
5) Memory: 300 measurements with data and time