Industrial Pressure Gauge Accuracy +/-0.25 Percent Gauge Case Material ABS Polycarbonate Nominal Dial Size 2 1/2 in Lens Material Polycarbonate IP/NEMA Rating IP67 Hazardous Location Rating Not Rated Compatible Process Media Pressure Media in Demanding Industrial Applications Sensor Material Stainless Steel Socket Material 316L Stainless steel Sensor Type Diaphragm Process Connection Type NPT Display Units psi Process Connection Gender Male Battery Type (2) AA Alkaline Batteries