🔥Upgraded 1-2L Mini Portable Atomization Oxygen Concentrator,High Purity Air Purification Machine - Home, Travel, Car 3-in-1(without battery)

Nebulization function: Provides effective nebulization therapy. Versatile product: Suitable for both indoor and outdoor use. Lightweight and portable: Easy to carry and use anywhere. 2-hour reminder: Keeps track of usage time with periodic alerts. Adjustable oxygen concentration and flow rate：Cater to various needs. Three-layer filtration system: Ensures clean and pure oxygen.