Purchase Qty. Reference FOB Price
10-99 Pieces US$2.00
100-999 Pieces US$1.90
1,000+ Pieces US$1.80
Product Description
Peak flow meter By using a peak flow meter, patients can monitor their asthma over time, giving you time to adjust medications or take other measures before symptoms worsen. Peak flow meters are helpful for adults and children over the age of 5. Why use a peak flow meter? Peak flow meters allow ...