The Gas flow analyzers measures pressure, flow, volume, oxygen concentration and gas temperature, also they test a variety of medical gas flow and pressure devices such as endoscopic insufflators, anesthesia machines, flow meters, pressure gauges and suction devices.Bi-directional flow, pressure, volume, and oxygen concentration, and pressure measurementsLow- and high-pressure, and flow measurement capability21 ventilator parameters on 1 ventilator tester screen