| Desertcart Hong Kong描述
- Accurately measures peak expiratory flow rate (pefr), or how quickly air is leaving lungs
- Instant readings help track changes in air flow
- Assists detection of pending asthma attack
- Dual flow range accurately measures for both adults & children
flow meter volume
常见问题
总体来说，体验非常棒。会推荐给朋友和家人。
1 个月前
