Dual Input Differential Manometer with ± 29 psi range and 0.1 psi resolution. Seven units of pressure: inH2O, mbar, KPa, PSI, mH2O, mmHg, inHg, Auto power off, Record/Min/Max, Backlight display, Zero function, Trim mode to stabilize readings.

Differential input with + 29 PSI range Seven units of measure (mbar, kPa, PSI, mmHg, inHg, mH2O, inH2O) Display – 4 digit dual line with backlight Smooth – Stabilizes display when measuring fluctuating pressures Data Hold – Freezes reading on display Min / Max – Records Min/Max readings Auto Off – Conserve battery power