this is an absolute pressure measuring instrument with 8 units(Pa, hPa, mbar, mmH2O, mmHg,inHG, inH2O,psi). 1.Product Name: ... (8070) is an absolute pressure measuring instrument with 8 units(Pa, hPa, mbar, mmH2O, mmHg,inHG, inH2O, psi).It is normally ... meter.2.Specification:Display: 6 digits LCD DisplayParameters(absolute/barometric):Pa, hPa, mbar, mmH2O, mmHg,inHG, inH2O, psiResolution: 0.1 hPa ...