DEDAKJ 2AW Portable Oxygen Concentrator Upgraded Atomization function 2-9L Household O2 Generator with remote controller Air Purifier CE Approved

1:Negative ion function:6 million/cm3 2:Time setting :the longest 180 minutes 3: Power saving mode function 4: Sleep function 5: Automatic power-off protective function (double insurance ) 6: For double people inhalation Rated voltage: AC220V/110v (English version /Chinese version) Input power: 230w Net weight: 8kg Oxygen production: PSA Display control: LED touch screen Control distance: 18-20 meters infrared control Noise: