Medical device for home oxygen generation Alternative to oxygen cylinders Philips Everflo brand Has wheels for easy movement of the device from one place to another Easy to use Lightweight for easy transport Oxygen purity indicator for increased safety Alternative to traditional cylinders, produces oxygen using room air without the need for other sources Generates oxygen with a purity of up to 90%-96 Low noise level below 43 dBA Oxygen flow rate 0 - 5 liters per minute The device is equipped with an audible alarm in case oxygen drops below 87 Used for two months Price 1500