... spray can also be made to appease the oxygenfunctional performance, especially ... with transparent oxygen mask to breath oxygen, to make skin rejuvenation treatment ... to 4L/min, 90%±3%, 4 to 5L/min, 75%±3%Treatment pressure: max. 2 barsDimension:40cm(L) x 39cm(W ... W) x 103cm(H)(export package)Net weight: 32kgGross weight: 49kgDelivery time: 3-5 business daysFree training: online service to tell you how to ...