1. Fashionable appearance;
2. lightest in weight;
3. smallest in size;
4. Easy to move for light weight and wheels;
5. PSA technology, no need to add chemical materials;
6. High oxygen purity:≥90%@3L;
7. High accuracy oxygen inside can indicate purity synchronously(for purity-monitoring type only).
8. Self-patentd core components
9. Energy-saving and econimical:more than 5 hour's oxygen inhalation just need 1 degree electricity.