$46.24
(as of
21/07/2018 13:57 PDT
details
)
Features:
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Provide measurement for FVC, FEV1, PEF, PEF25, PEF75 and PEF2575
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Simple operation and rapid test
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1.8 inches 160x128 TFT color display
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Flash memory for data storage
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USB connectivity to PC with software