... 3. All accessories are availablehyperbaric oxygen chamberstress that stress in a high enviroment, it is based on filtering ... oxygen than external enviroment. Components and benefits:1.Basic components: Air chamber, windows, mattress, pillar, airpump, pressure gauge, valves, ... .3.Easy operation, automatic air filing and air discharge timing. 4.Cabin has a deodorant, in addition to smell, sterilization ...