Zen-O Portable Oxygen Concentrator with 1 Battery Package

This is the pack to start with for the Zen-O Portable Oxygen Concentrator Zen-O Portable Oxygen Concentrator offers both continuous and pulse flow oxygen for oxygen therapy patients. The Zen O offers 2 liters per minute (LPM), meeting the oxygen demands for most patients. This concentrator is designed for respiratory disorders such as chronic obstructive pulmonary disease (COPD), providing oxygen on demand for patients both at home or on the go. Its lightweight structure and small size make it easy to bring with you in its carry-bag or pull cart that comes standard with your order. Zen-O concentrator offers greater operational efficiency than many of the competing portable oxygen concentrators on the market. Maximum outlet pressure is 20.5 psi, able to push oxygen through extended tubing. Oxygen concentration levels range between 87 to 96 percent. Noise emission for this small concentrator is at 42 decibels (ISO 3744 standard).The AC power adapter is able to function using from 100 to