The e-chamber Peak flow meter is a personal healthcare device designed for home respiratory monitoring with full lung volume range (60-800L/min).

Technical Specification:

• Measuring Range: 60-800 L/MIN (EU & ATS)
  
• Accuracy: ±10% or 10L/MIN Inter-instrument
• Repeatability: ±5% of reading or 10 L/MIN Inter-instrument
  
• Frequency Response: Profile A/B difference less than ±15 L/MIN or ± 12%