Comen KL-20 O2,Air Blender  Recovery capsule oxygen, hood and masks oxygen, nasal pipeline, drivepipe oxygen, warm box oxygen, NCPAP and ECMO. In order to prevent POP for the premature and neonates, hood and nasal pipe and warm box was provided for oxygen..Air mixer type: Full mechanical air-oxygen mixer Air operated and control, oxygen concentration and flow rate set separately and oxygen concentration and its direct parameters are adjustable. Air source power: 0.28MPa ~ 0.6MPa  Imported GENTEC brand air input port  Oxygen concentration range: 21%~100%,