LED-P-GPR GENERAL PRESSURE GAUGE This kind of Industry pressure gauge has a poninter at the center of the screen,mwhich can check the very sensitive to show correct pressure. Diameter: 11/2", 2", 21/2", 3", 4", 6" Case: plastic, steel stainless steel Window: gLass, acrylic Internal: brass, phosphor bronze Connection: bottom connection, center back male connection Range: vacuum -0～15psi, ?? 0～10000psi Scale: psi, bar, Mpa, Kpa, kg/cm2, Hg single or dual scale or according to customers order. Accuracy: 2.5%, 1.6%, 1% Inlet thread: 1/8", 1/2", 1/4", 3/4", NPT BSPT, BSP