1. Compatibility: Specially designed for air conditioner users, this air conditioner hose adapter can be flexibly connected to various types of exhaust hoses. 2. Efficient Performance: This essential component seamlessly connects your portable air conditioner to the exhaust hose, ensuring efficient cooling or heating performance so your unit always operates at full capacity. 3. Compact and Lightweight Design: Measuring only 15 cm x 4.3 cm (5.91 inches x 1.69 inches), this accessory is easy to carry and store, making it for users who frequently move portable air conditioners between different locations without adding extra bulk. 4. Universal Installation: Equipped with a versatile rotating lock mechanism, this portable exhaust accessory supports both left and right rotation and can be snapped into the window seal without the need for complicated tools or expertise, enabling quick and hassle installation.