1. Legal compliance
Low noise oxygen concentrators are subject to classified management according to the degree of risk. The production unit can only produce after obtaining the production license, and the business unit can only sell after obtaining the business record certificate.
2. After-sales service
On the premise of ensuring the legal compliance of low noise oxygen concentrators and production and operation units, the service capabilities and after-sales service guarantee system of dealers should also be considered. Many users of low noise oxygen concentrators are the elderly, and some are even patients with limited mobility. They may not be familiar with the operation of low noise oxygen concentrators, and they need relatively professional service providers to guide them. In addition, low noise oxygen concentrators require regular maintenance to ensure the continued safety and effectiveness of the oxygen concentrator.
3. Pay attention to the stability of oxygen concentration
The key purpose of the low noise oxygen concentrator is oxygen inhalation, so when choosing, first check whether the oxygen concentration is up to standard, and then pay attention to whether the oxygen concentration is stable during long-term operation, and whether it can run continuously for a long time. Do not blindly look at the appearance and function, but pay attention to oxygen Concentration stability is a hard standard.