• Positive, negative and differential pressure
• Units: inH2O, mmH2O, psi, bar, mBar, kPa, InHg, mmHg
• Range: ±40 InWC
• Free App: DualPressure
• iPhone® or Android™ compatibility
• Data hold
• Max/Min
• Zero button
• Data logging
• Data emailing
• Graph data
• Auto calibration