AL-62178 | OXYGEN CONCENTRATOR W/ O2 MONITOR / 10 LPM MSRP: Now: $0.00 Was: Specifications: Flow rate: Variable, 1 to 10- LPM (1/2 liter increments) Concentration: 91% +/- 3% @ sea level (1-10 LPM flow) Pressure: 7 PSIG (48Kpa) nominalAlarms (no battery): Power failure...