Portable Electronic Spirometer Digital
IEC60601-1 Class I, Type CF
100V~240V AC: F2a250V,5*20mm
Rechargeable Nickel-Metal Hydride (Ni-MH), 14.4-Vo
110mm(1.97inches)
15m(100inches)
12.5,25 and 50mm/S(±2%)
Portable Electronic Spirometer Digital
Export Standard Packaging for Air and Sea
China (Mainland) Guangdong