YH-830 non-invasive ventilator has a double-layer design, with an independent humidifier and humidification function, the effect will be better. Its maximum inhalation pressure is 30cmH20, with ST and target tidal volume setting modes, and the breathing rate is 54 times/min. Each exhalation can perfectly trigger the ventilator, and it is easy to synchronize with breathing and can maintain normal inhalation intensity , Form a good synchronization with the large flow. It has relevant CE&FDA certification. The price is $9,000/set.