Digital Manometer -30 psi to 30 psi

Digital Manometer Maximum Pressure 30 psi Minimum Pressure -30 psi Accuracy +/-0.30 Percent of Full Scale Process Connection Type Hose Barb Batteries Included Yes Digital Display Features 4 Digit Backlit LCD NIST Traceable Certificate No Series REED R3030 Auto Power Off Yes Batteries Required Yes Battery Type 9V Calibration Certificate Included No Data Hold Yes Display Units bar cm H2O ft H2O in H2O in Hg kg/cm2 kPa mbar mm Hg oz/in2 psi For Tubing Diameter 4 mm 6 mm