Oxygen Concentrator 8L/min Adjustable with Accessories AST-809

【AST-809 US shipping address is California, USA】 ★This is a portable oxygen concentrator, which can produce 93% oxygen at a flow rate of at least 6 lpm for at least 1 minute. This is an independent device, which delivers oxygen through a standard oxygen mask or nasal cannula, and can adjust the oxygen concentration according to the needs. Different groups of people have different needs, and it can be used for home or even for travel. ★The noise is lower than 38dB, and the noise reduction is more thorough. Ultra-clear crystal screen, you can clearly see the timing display on it, how long it has been used cumulatively, sleep mode. This oxygen generator adopts negative ion mode, and the negative ion concentration is ≥ 8 million/cm) to make your ambient air fresher, so you can also use it in the sleep state to fully take care of your and your family's sleep. You can also make accusations with a remote control. ★That does not generate unwanted particulate mailer or undesirable gases. Suck w