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General| Model | asma-1 4000 |
|---|---|
| Category | Medical Equipment |
| Flow Range | 0 to 16 L/s |
| PEF Range | 0 to 16 L/s |
| Resolution (Flow) | 0.01 L/s |
| Resolution (Volume) | 0.01 L |
| Display | LCD |
| Power Source | 2 x AAA batteries |
| Type | Spirometer |
| Parameters Measured | FEV1, PEF |
| Accuracy (FEV1 and FVC) | ±3% or 0.05 L, whichever is greater |
| Accuracy (PEF) | ±5% or 0.2 L/s |
| Connectivity | USB |
| Battery Life | Approximately 1 year |
| Operating Conditions (Temperature) | 10 to 40°C |
| Operating Conditions (Humidity) | 10 to 95% RH, non-condensing |
| Storage Temperature | -20°C to 60°C |
| Standards Compliance | ISO 26782 |
| Accuracy (Flow) | ±5% or 0.2 L/s |
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