Offers 11 selectable pressure units: bar, mbar, kPa, kgf/cm2, mmHg, cmH2O, Ozf/in2, psi, inHg, inH2O, ftH2O. Featuring data save and data adjustment, automatic turn-off, and connects meter and PC to read and export the data via USB cable. Widely used in measuring the pressure of fans, resistance, wind velocity, oven pressure, the differential pressure of filter, and monitoring the gas content in the air in process of combustion. Features: Data hold Differential mode Record and save data USB Port Reset and data adjustment Record and view saved MIN/MAX/AVG Values Low battery indication Auto power off Recording time Backlight Factory calibrated Reset to Factory setting is available Specifications: Range: 0.100 (bar,) 100.0 (mbar), 10.00 (kPa), 0.101 (kgf/cm2), 75.0 (mmHg), 101.9 (cmH2O), 23.20 (Ozf/in2), 1.450 (psi), 2.95 (inHg), 40.1 (inH2O), 3.34 (ftH2O) Resolution: 0.001 (bar,) 0.1 (mbar), 0.01 (kPa), 0.001(kgf/cm2), 0.1 (mmHg), 0.1 (cmH2O), 0.01 (Ozf/in2), 0.001 (psi), 0.01 (inHg), 0.1 (inH2O), 0.01 (ftH2O) Maximum Pressure: 0.500 (bar,) 500.0 (mbar), 50 (kPa), 0.509 (kgf/cm2), 375.0 (mmHg), 509.5 (cmH2O), 116.00 (Ozf/in2), 7.251 (psi), 14.76 (inHg), 200.5 (inH2O), 16.70 (ftH2O) Environmental Temperature Compensation Accuracy: ±0.3%FSO(25°C) Repeatability: ±0.2% (Maximum±0.5%FSO) Linearity/Hysteresis: ±0.29%FSO Response: Typical 0.5s Up Overload Indication: Err1 Down Overload Indication: Err2 Operating Temperature: 0~50°C Storage Temperature: -10~60°C USB Communication Power Supply: 4 x 1.5V AAA battery Size: 7 x 3 x 1.2 inch Weight: 235g Set Includes: 1 x Pressure Manometer 1 x USB Wire 1 x CD Software 2 x Translucent Silica Gel Hose 2 x Transparent PVC Hose 4 x 1.5V AAA Battery English Operation Manual Standard Packaging Box