Portable breathalyzers tested against police unit

Best Breathalyzer Consumer Reports on April 2024 Shopping Deals at Bestonio.com

  • Microlife Digital Peak Flow Meter (PEF) and Forced Expiratory Volume (FEV1)

    • UPC: 642632732005
    • ASIN: B000BH8TUA
    • Brand: Microlife
    • Size: 1-(Pack)
    • Manufacturer: Microlife USA, Inc.

    This device is used to measure Peak Expiratory Flow (PEF) and Forced Expiratory Volume in 1-second (FEV1) in both children and adults. PEF is the fastest speed air can be blown out of the lungs after inhalation. FEV1 measures the volume after exhaling in 1-second. Peak Flow (PEF) and Forced Expiratory Volume in 1-second (FEV1) measurements can tell... [Read More]

  • Portable breathalyzers tested against police unit

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