The e-chamber Peak flow meter is a personal healthcare device designed for home respiratory monitoring with full lung volume range (60-900L/min).

Technical Specification:

• Measuring Range: 60-900 L/MIN (EU & ATS)
• Scale increment: 10L/MIN (over whole scale)
• Calibration: 100% (individual instrument)
• Accuracy: ±5% or 10L/MIN Inter-instrument
• Repeatability: ±2% Intra-instrument
• Flow Impedence: 0.30kPa/l/s@c550l/min
• Dynamic State: Critically damped @ 350L/MIN
• Frequency Response: 100 Hz @ 300L/MIN