A peak flow meter is a portable, easy-to-use device that measures how well your lungs are able to expel air. By blowing a quick blast of air through a mouthpiece on one end, the peak flow meter can measure the force of air in liters per minute and give you a reading on a built-in numbered scale.
Product Details :
Brand : BOS MEDICARE SURGICAL
Manufacturer : Bos Medicare
Country of Origin : India
Number of Memory Sticks : 10
Item part number : 68542
Product Features :
flow meter mouthpiece
device that measures how well your lungs are able to expel air.