The Vac Checker by DD-Compound is a digital pressure gauge that measures absolute pressure and displays changes in pressure digitally. It features a maintenance-free pressure sensor that provides precise and reliable measurements within a range of 1100 to 0.00 mbar and a resolution of 0.01 mbar, allowing for quick and easy detection of leaks or weaknesses. The Vac Checker® displays the evaporation temperature of water. Specifications: Absolute pressure sensor, 6 bar / 87 psi Measuring range: 1100 - 0 mbar Vacuum resolution: 0.01 mbar / 10 micron Parameters: mmHg, Torr, mbar, hPa, micron, inH2O, inHg, Pa Overload (rel): 5 bar (rel) / 72 psi (rel) Attachments: Connection adapters for pipes with an internal diameter of: 6 mm 8 mm 10 mm