DEDAKJ 1-7L/min Flow Oxygen Concentrator O2 Generator Portable Intelligent Home Air Purifier 93% High Purity AC 220V Remote Control for Home and Travel Car Use, DE-1A

【Oxygen Output】: Over 30-90% oxygen purity, 1-7L/M adjustable flow rate, let you enjoy a clean air at home. Delivers a steady stream of up to 90% pure oxygen out of normal air.【Multi-layer filter】：The oxygen system of this product has coarse dust filter, fine dust filter and three bacterial filtration treatment for the input air, finally, the oxygen is fresh and clean after filtering,...