... is an absolute pressure measuring instrument with 8 units(Pa, hPa, mbar, mmH2O, mmHg,inHG, inH2O, psi). Key Features:VA8070 ... is an absolute pressure measuring instrument with 8 units(Pa, hPa, mbar, mmH2O, mmHg,inHG, inH2O, psi).It is normally ... it is the most economic instruments for pressure meterSPECIFICATIONS: MeasurePa, hPa, mbar, mmH2O, mmHg, inHG, inH2O, psi, Relative altitudeRange300∼1,200 ...