PRO2 Check Elite Oxygen Concentration Indicator

'- Oxygen percent of delivered gas - Flow rate in LPM - Output pressure in PSIG or kPa A small hand-held unit, which delivers all three essential validation checks required to assure proper oxygen concentrator performance. There's no need to carry a tool box full of test equipment to measure concentrator performance or spot check LOX systems anymore. With microprocessor logic and ultrasound technology and one simple tubing connection you'll be ready to go! It comes complete with a carrying case and a 9-volt pre-installed battery. PRO2 Check Elite Multifunction Concentrator Indicator complete in carrying case with belt clip and shoulder strap, 9-volt battery, and connecting tube.