• 11 Selectable units of measure: inH2O, psi, mbar, kPa, inHg, mmHg, ozin2, ftH2O, cmH2O, kgcm2, bar 
• Data Hold • Max/Min/Avg • Record Mode • Time Stamp • Zero Function 
• Low Battery Indicator • Backlight • Auto Power Off • Dual LCD Display 
• 9V Battery • Soft Case • Manual