The logic of pneumatic components, pneumatic control, without the need of power support
 has the advantages of compact structure, small volume, easy to carry
 pipeline design is simple, reduce the rescue time
 adult children, parameter setting region is used to distinguish between different colors, convenient operation for doctor
 has a negative pressure suction function
Main technical parameters
Scope: adult, child
Driving mode: pneumatic gas control
Oxygen concentration: 60%, 100%
Monitoring parameters: airway pressure