The New Concept Portable Hydrogen Inhalation Machine Hydrogen Gas 150ml/min Product Name:Hydrogen Inhalation Machine Model Number: SDF-XH01 Technology: SPM & PEM Capacity: 550ML Weight:1.6 KG Hydrogen Purity: 99.99% Dimension(L*W*H): 120*120*190mm Packing Type: Hand Bag + Carton A multi-purpose machine, not only can 150ML/ min 99.99% hyd1