HD LCD touch screen display control,

simultaneous double inhalation oxygen generator,

2-9 liter / minute adjustable oxygen outlet,

24 hours continuous supply of oxygen,

30-90%(±3) oxygen concentration,

≥6 million/CM3 negative ion output,

maximum 9 liter/minute oxygen flow rate,

ear hanging oxygen and nose suction inhalation method,

90% maximum oxygen concentration,

≤45db operation noise,

18 meters distance remote control,

aluminum-magnesium alloy cooling fan with noise,

pure copper oil-free compressor,

high-frequency negative ion transmitter,

automatic power-off protective function,

pressure swing adsorption oxygen generation method,

AC220±22V/110V rated voltage,

230-watt input power,

CE certified,

8.0Kg net weight.