BESRTWE 1-6Levels Oxygen Tube Machine for Home Use, Portable Travel use Bag, 93%,pulso-Flujo, 4.85lbs, ac/dc recharged battery

‌4.8lbs portable travel home use machine Adjustable 1-6LEVELs 1L/90%, high-concentration Dual-modes(Pulso flow&fixed-frequency in high) Household outdoor 8-CORE battery powered 6030mAh, AC/DC ac(110v/60hz)You may also like VARON Portable Machine& Battery recharged Oxygen tube Machine w- Full Accessories, 93%concentracion , AC/DC, 1-7L smart-PULSE flow concentradora de oxigeno Travel Home use.