Dial Size: 40mm(1.5 inch),50mm(2.0inch)63mm(2.5inch) Range:0-1 to 700kgcm2 with PSI,BAR/PSI,Single scale kg/cm2/bar,pressure/vacuum Compound, Dial:aluminum Black Graduation on White background Entry:bottom-direct/surface/back/back with panel Accuracy:2.5%,1.6%,1.0% Ambient Temp: -20C - 60C Over pressure:full scale value Case and bezel: black steel case and bezel Bourdon tube shape:Brass for below ...