Medical portable big screen best quality 10liter oxygen concentrator zy10zw oxygen flow rate range 10l/min is capable of modification 1l, 10l/min oxygen concentrator 93% 3% 0, 10l/min noise level 45db outlet pressure 20kpa, 70kpa atmospheric pressure range 86pa, 10kpa product size 39 37 78cm package size 52 50 95cm gw/nw 32/29kg 20ft container loading quality 124pcs rated power 550w power supply ac110/220v, 50/60hz low purity alarm, Low flowrate, Stop alarm alarm, Less then 82, Alarm filter power failure, Compressor overheating, Dirty alarm alarm% operation and finction touch large led intelligent voice, Screen operation broadcast, Purity monitoring, Time shutdown, Remote control, Nebulization function.