Full plastic casing, safe and reliable.
Real voice function.
Remote-control function to operate remotely
Cumulative time to show total working time by display.
Single timer for real-time control once oxygen inhalation time.
Timed shutdown function for easy use.
Calendar function and more clear master of time.
Button with back-light for clear and clear function display.
Power-off alarm function
Function of releasing anion.
Heat protector equipped in the compressor.
Oxygen concentration monitoring and alarming.
Oxygen Concentration：≥90%, when the oxygen flow is0.5L/min～1L/min