Whether the pulse oxygen supply, domestic and foreign real portable oxygen concentrator are pulse oxygen supply, pulse oxygen supply means that only when people inhale the oxygen into the nasal cavity, so that when exhaling the oxygen will not be wasted. Pulse oxygen supply can increase the oxygen utilization rate to more than 95%, in order to achieve the equivalent of 3L 5L machine. For example, the Jing'an Portable Oxygen Concentrator with Pulse Oxygen Technology is equivalent to a large 5L machine.
Whether the battery life, whether to support the car, portable is the need to carry, so it must be lithium battery power supply, such as Jingan Portable Oxygen Concentrator lithium battery cell using the Japanese Panasonic, fully charged up to 4 hours, to support the use of the car and charging. Since the molecular sieve oxygen concentrator uses a compressor, it requires a lot of discharge current from the battery.
Is the size small enough and the weight light enough. Due to the high oxygen demand of people who breathe oxygen, if you carry a heavy oxygen concentrator itself is also a burden, increasing the consumption of oxygen. Portable oxygen concentrator abroad are within 3 kilograms, domestic Jingan portable oxygen concentrator to 1.98 kilograms.
Portable oxygen concentrator has been a monopoly of foreign countries, the real domestic brands do not have this type of product, the domestic is currently doing better is the Qingdao Jingan, of course, the warranty 2 years these are also very critical.
So there is only one domestic brand of portable oxygen concentrator, and there are many foreign brands, but the price will be close to 30,000, according to their own situation to judge. Portable oxygen concentrator is a high-cost product, many years domestic manufacturers are unable to break through.