It features 11 selectable units of measure: in H2O,psi,bar,mbar,Kpa,InHg,mmHg,ozin2,FtH2O,cmH2O,kgcm,Additional features .

1.Product Name:Digital Manometer(1890)
The device measures Gauge/Differential Pressure from -55H2O to +55H2O(+2 psi).It features 11 selectable units of measure: in H2O,psi,bar,mbar,Kpa,InHg,mmHg,ozin2,FtH2O,cmH2O,kgcm,Additional features include Data Hold and Auto Power off disabled.Careful use of this meter will provide years of reliable service.

2.Specification:
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
Operating conditions:  30...122F degree(0-50C degree)
Storage Conditions:    14...140F degree(-1...60C degree)
Power Supply:    1*9V Battery or External 9VDC
Standard Accessories:   Pouch&.Tubing