Mobile asthma VentilatorFeatures:1. Reliable function, reasonable interface design, simple to us.2. IPX4 waterproof, good sealing effect.3. Six surface protection, groove design of the front panel to prevent mis-touching.4. Power line snap design to prevent the line off when charging.5. Good sealing effect for both inside and outside airway.6. Stable and reliable alarm system.7. Vent valve and semi-closed valve design to…