The AeroLite AC Power Supply with Cord is the original manufacturer-issued adapter designed specifically for the AeroLite portable oxygen concentrator. It provides a reliable and consistent power source for use at home or anywhere with a standard wall outlet, while also charging the battery when connected. Built for safe and efficient operation, this OEM power supply ensures full compatibility and optimal performance with your device. Ideal as a replacement or backup, it offers the same dependable quality as the unit included with your AeroLite.