Digital Manometer Air Pressure Differantial Gauge Meter

The device measures Gauge/Differential Pressure from -55H2O to +55H2O(+2 psi).It features 11 selectable units of measure: inH2O, psi, bar, mbar, Kpa, InHg, mmHg, ozin2, FtH2O, cmH2O, kgcm

- Large dual LCD with back light
- Display:  Dual LCD
- Accuracy:   +/-0.3%FSO(25C degree)
- Repeatability:  +/-0.2%(Max+/-0.5%FSO)
- Linearity/Hysteresis: +/-0.29%FSO
- Maximum Pressure:  10psi
- Response Time:    0.5seconds typical
- Low Battery Indicator:   Yes
- Over Range  Indicator:   Err.1
- Under Range Indicator:  Err.2
- Zero adjust, offset and DIF function
- Low battery indication
- Power: 9V Battery or External 9V DC Adapter