Sell DEDAKJ Oxygen Concentrator Air Purifier Portable Oxygen Concentrator Atomizer (Concentration 93%) best price

"1-7L flow adjustable Pure copper oil-free compressor Negative ion purification Touch control flow rate Oxygen atomization unit Supports simultaneous oxygen inhalation for two people SpecificationsOxygen Flow: 1L-7L Adjustable Oxygen Concentration: 30%-93% (±3%) Oxygen Generation Method: Pressure Swing Adsorption (PSA) Anion Output: 8 Million/cm³ Atmospheric Pressure: 86kpa-106kpa Rated Power: 120VA Rated Voltage: AC110V (US) /AC220V (EU,UK) Display Control: HD LED Touch Screen Operating Noise: ≤45dB(A) Machine Size: 34 x 18 x 31CM Net Weight: 6KG/13LB/211OZ Attentions： 1. Machine should be in the ventilated places and the distance between the generator and wall/other objects no less than 10cm. 2. Please do not put anythings on the top of the oxygen concentrator. 3. No objects behind and under the bottom of the device to prevent the shutdown or decrease the oxygen concentration. 4. Fire and smoking is prohibited when operate the oxygen making machine. 5. It is not suggested to power on/off the machine frequently,please restart after the machine shutdown 3 to 5 minutes. 6. Use the oil to clean the machine is not allowed,which may cause the pollution and fire."