Full plastic casing, safe and reliable.
Real voice function.
LCD color screen.
Remote-control function to operate remotely.
Cumulative timer to show total working time by display.
Single timer for real-time control once oxygen inhalation time.
Timed shutdown function for easy use.
Button with back-light for clear and intuitive 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 is 0.5L/min～1L/min