The Black + Decker Portable Air Conditioner AC Connector includes a 5.9" air hose and exhaust connector, designed for easy installation and maintenance. Made of durable PVC material, this unit is compatible with Black+Decker, DeLonghi, and LG brand air conditioners. The round shape and compact design make it a convenient addition to any home or space, providing a reliable cooling solution without the need for modifications or custom fittings, ensuring a straightforward and efficient cooling experience.