Greisinger-GDH-200-13-Robust-Digital-Manometer-Greisinger-GDH-200-13-P-The-Greisinger-GDH-200-13-is-a-Small-Robust-Digital-Manometer-that-offers-straightforward-h&-held-pressure-testing-The-GDH-200-13-is-fitted-with-an-attachment-for-the-measurement-pressure-hose-internal-diameter-4mm-for-measuring-over-under-pressure-&-pressure-difference-up-to-2000mbar-P-P-The-remarkable-zero-point-stability-as-well-as-two-measurement-ranges-makes-sure-you-always-have-the-optimal-measurements-by