Connection Type:Bottom or Back Connection Function:Local Indication Type, Electric Signal-controlled Installation Structure:Direct Mounting Features of Measurement Medium General Pressure Gauge Indicating Pressure Reference General Pressure Gauge Gas:Oxygen/Acetylene/Hydrogen Connection Thread:M14*1.5/M20*1.5 Damping Liquid:Silicon Glass:Common/PC/Tempering Glass Transport Package Carton, or as Your Request Specification:60mm/100mm/150mm Trademark:OEM Origin:China HS Code:902620