Portable 900ml/min Hydrogen Inhaler Function: Makes hydrogen and oxygen gas for inhalation Power: 110 or 220V±10%, 50Hz-60Hz Maximum Hydrogen Flow: 600 mL per minute Maximum Oxygen Flow: 300 mL per minute Gas Mix: Both gases can be mixed for inhalation Applicable Water: Distilled water only Water Tank capacity: 750ml Power Consumption: 310 W Color: White Dimensions: 160x150 x210 mm