Oxygen concentrator JAY-10 comes in 10L / min oxygen flow, 93% (±3%) purity oxygen concentration. It has an optional nebulizer and will give a low purity alarm if the purity of oxygen is above or below 82 percent. An oxygen concentrator can maintain a maintenance alert when the inside temperature rises above 50 degrees Celsius after 3000 hours of service. It also has a small LCD monitor to display the actual working hours, submission time, and predefining time.