rossmax PF120 Uchungechunge Peak Flow Meter Incwadi Yomsebenzisi
Funda indlela yokusebenzisa i-Rossmax PF120 Series Peak Flow Meter ukukala izinga lokugeleza eliphakeme lokuphelelwa umoya (PEFR) lokuqapha izimo zokuphefumula njengesifuba somoya. Landela imiyalelo enikezwe kumanuwali yomsebenzisi ukuze uthole imiphumela enembile. Gcina imitha ihlanzekile futhi uxhumane nodokotela wakho ukuze uthole isiqondiso esiqondene nawe. Thola ulwazi olwengeziwe ku-Rossmax webindawo.