Specifications
AsthmaCheck® Peak Flow Meter

Performance Data
Accuracy: +/- 10% or 20 L/min., whichever is greater
Reproducibility: ≤5% or 10 L/min., whichever is greater
Interdevice Variability ≤10% or 20 L/min., whichever is greater
Dimensions
Length: 6.1" (15.5 cm)
Width: 2.3" (5.8 cm)
Height: 0.75" (1.9 cm)
Weight: 2.0 oz. (56.7 grams)
Materials
Main Body: Impact-resistant ABS plastic
Scale: Hot-stamped, alcohol-resistant
Calibration Data
Measurement Range: 60 to 810L/min.
Resolution: 10 L/min.