Intrinsically Safe, Precision Digital Reference Gauge and Hand Pump Pressure Range 5,000 PSI (550 Bar) Input for External Sensor Includes all Components Needed for ressure Calibrations Accurate to ±0.03% Fs mA, V, and Switch Test Input History Log EEx/IS Approved for Hazardous Areas Portable and Lightweight > Each Unit Includes PM305 Pressure Calibrator Hand Pump HTP1-700 hydraulic hand pump 750 to 10,000 PSI Hose Kit Adapter Kit Carrying Case NIST Calibration Certificate