Features: 

• Adopts American PSA technology, use physical method to separate pure oxygen from air;
• Advanced oil-Free Compressor, save 10% power energy;
• 24 hours continuous working available, 10,000 hour working time warranty;
• 8 years experience & technology make sure the stable and reliable quality;

Useful: 

• To strengthen your heart, reducing the risk of heart attacks
• To detoxify your blood, raise energy level 
• To improve strength & build endurance 
• To revitalise the skin 
• To prevent disease, relive hangovers 
• To help fight off depression