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√ One year warranty.
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Electronic Spirometer For Medical
Diagonal line 5.7inches
Standard:UTILITY KEY,SVC KEY,FVC KEY,MVV KEY,PRINT KEY,10WORDS KEY,[ ]KEY, KEY,START KEY,STOP KEY, KEY KEY KEY KEY
Flow velocity detection: pressure gradient pneumatic flow sensor
Capacity detection: flow velocity integral
Capacity range: 0L ~ 9L
Flow velocity range: 0 ~ 14L / s
0L ~ 1.6L (± 50ml)
6L ~ 9L (± 3%)
Flow rate: 5% or 0.2L / s
4 / 20 ~ / min (± 1 / min)
20 / 60 / min (error: ± 5%)
measuring time limit and degree
Vital capacity: every 50s, measuring 3
FVC: per second, 25s, measuring 3
The maximum ventilation volumn: every 12 seconds, measuring 3
Method: dot matrix
Level Resolution Ration: 8 d/mmspeed 25mm/s
Uprightness Resolution Ration: 8 d/mm
Wave Channels: 1
Paper Width: 110mm1.97inches
Paper Length: 15m100inches
Formfeed Speed: 12.5,25 and 50mm/s±2
DC: rechargeable Nickel-metal hydride (NI-MH), 14.4-volt, 1.8 amp hour
IEC60601-1 class I, type CF
We ship goods by UPS/DHL/FEDEX/TNT express takes 3~ 5 days to arrive.
The volume of goods is large and needs to go by sea. It takes about one month to arrive.
Aircraft transportation takes 2-7 days to arrive.