Pneumatic Pressure: -0.85 to 20 bar.Hydraulic Pressure: 0 to 400 bar.Accuracy: ±0.025% FS.Temperature Compensation: Automatic from 0 to 50 °C.Selectable Pressure Units: kg/cm², psi, bar, mbar, etc.Current Input: 50 mA active, 25 mA passive, 800 Ω resistance.Voltage Input: 0 to 30 VDC, resolution 0.01 (mA/V).Switch Test: Up to 5 VDC.Media: Air and oil.Overpressure Alarm: 120% FS (visual and audible).Pressure Generation: Built-in pumps with fine adjustment vernier.Power Supply: Rechargeable 7.2 Volts (AA) battery.Operating Temperature: 15 °C to 40 °C.Storage Temperature Range: 10 °C to 60 °C.Protection Class: IP10.Zero Adjustment: Automatic if pressure is less than 1% FS.