93% Oxygen Generator 1-7L Adjustable Para Home Use,Intelligent Design Dual modos oxygen/Nebulizer therapy

Features

• 93±3% High Concentration
• Remote control and Touch buttons,Timing buttons，an LCD screen,Easy to use
• Dual Uses & 1-7 L/min Adjustable Flow
• Suitable for all people, children, elderly, pregnant women, athletes
• 2 Hrs Timer & Silent Operation