Portable Pulse Oxygen Concentrator with Air Purifier and Rechargeable Battery 1-5L/min Oxygen Genera

Origin : China Mainland Model Number : OC9 Brand Name : DOCTODD size : 180*130*280mm Rechargeable : lasting up to 4.8 hours Weight : 3.1 kg Purity : 93%±3% Display : LCD Outlet pressure : 30-80kPa Pulse dose setting : 1L-5L Battery voltage : 14.8V Endurance mode : Rechargeable or Pluggable Battery charging time : 2-3 hours Battery capactiy : 6360mAh Noise level : lower than 60dB(A)