Measures peak flow and FEV1 to indicate early warning signs for impending asthmatic incidents or conditions
Automatic traffic light indicator
Doctor recommended
Meets American Thoracic Society accuracy standards

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 5.4 inch
Height : 3.9 inch
Length : 7.4 inch

Item Weight: 15.2 ounce (View shipping rates and policies)
Shipping Weight: 13.6 ounce (View shipping rates and policies)

ASIN : B000BH8TUA