☆☆ Welcome to our store ☆☆ 100% Brand New and High quality How does your oxygen concentrator work? Oxygen concentrators are the most reliable, efficient, and convenient source of supplemental oxygen available today, the oxygen concentrator is electrically operated. The unit separates oxygen from room air which allows high-purity supplemental oxygen to be delivered to you through the oxygen outlet, although the concentrator filters the oxygen in a room, it will not affect the normal amount of oxygen in your room. Why does your physician prescribe that you need to supplement oxygen? Many people suffer from heart, Lung, and other respiratory diseases .Many of these people can benefit from supplemental oxygen therapy. Your body requires a steady supply of oxygen to function properly. Your physician prescribed supplemental oxygen for you because you are not getting enough oxygen from room air alone.Supplemental oxygen will increase the amount of oxygen that your body receives.Supplemental oxygen is not addictive . Your physician prescribed a specific oxygen flow to improve symptoms such as headaches, drowsiness, confusion, fatigue, or increased irritability. If these symptoms persist after you begin your supplemental oxygen program, consult your physician. Warming tip: Since this product is health care product, the oxygen content and oxygen concentration can't be replaced the professional medical oxygen bar, so we suggest you need consider your requirement when you decide to order.Because the logistics cost of the product will be higher, if not the quality of the product itself, the cost of return will be borne by the buyer Use: 1. Keep press 3 seconds to boot, after 2-3 minutes, the oxygen concentration will be 40% -60%. Press again to convert to atomization, press again to turn off. 2. After use of a month, you need clean the bottom of the intake filter sponge, after cleaning, dry out and put it back. 3. After 40-45 minutes, this oxygen concentrator will automatically shut off, you need to re-boot this item 4. Please do not use this product near fire or when you are smoking. Health Oxygen by VPSA way, the oxygen in the air is raw and isn't fixture, so by using a unique double-layer filtration system, the French origin of molecular sieve can effectively filter the air in very fine particles to obtain high concentrations of pure oxygen. The anions can help people release. It is suggested to be used by the elderly, pregnant women, office workers, students, etc.. Package Includes: 1 * Oxygenerator 1 * Oxygen bag 1 * Power cord 1 * Vehicle adapter 1 * Atomizing cup mask 1 * Silicone oxygen inhalation tube 1 * Headset type oxygen inhalator 1 * Instructions Features: Adjustable oxygenconcentration: supply continous flow 1L/min adjustable Timing Function Operation:The generator has timing function. The user can set thetime within 8 hours Wireless Remote Control:When oxygen generator is in normal operation or standby mode, start,shut down or adjust the oxygen generator by means of wireless remote control. Intelligent Control:IMD beautiful large color panel, easy to operate, large color LED screen, Flow regulation, voice broadcast function,timer operation function and with infrared remote control, let itbe easier and more convenient. Specifications: Power supply:110V,220V Output power:150VA Oxygen concentration: 50%-60%(Adjustable by flow) oxygen flow:1~2L/min Noise:≤45dB(A) Net weight:2kg Outline size: 33x19x27cm Safety system: Current overload protection High temperature of compressor, shutdown Electrical classification:Ⅱ Operating mode: continuous Hope you have a happy shopping!