【Powerful Cooling Performance】This 12,000 BTU portable AC delivers fast, reliable cooling for spaces up to 550 sq. ft., with adjustable thermostat settings from 61°F to 88°F. Perfect for bedrooms, living rooms, offices, or garages, it ensures rapid temperature control for instant relief during hot summer days. 【3-in-1 Versatility】Switch seamlessly between cooling, dehumidification (70 pints/day), and fan modes to adapt to your needs. Three adjustable fan speeds enhance airflow customization, while the dehumidifier reduces excess wetness. 【Quiet & Energy-Efficient Operation】Designed for tranquility, the unit operates below 51dB—quieter than a normal conversation. Smart Mode auto-switches between cooling and fan based on room temperature, Saving energy and reduce costs without sacrificing comfort, day or night. 【Portable & User-Friendly】Move effortlessly with 360° swivel casters and a built-in handle. Control settings via the top-mounted LED panel or included remote. Compact and lightweight, it transitions smoothly between rooms, delivering cool air wherever needed—no complex setup or permanent installation required. 【Quick Installation】Includes a complete window kit (exhaust hose, slider bracket, screws) for hassle-free setup. Just attach the hose, secure the bracket, and plug in—no professional help needed. The drain hose simplifies condensation management, ensuring worry-free operation.