3-in-1 AC combines cooling, fan, and dehumidifying modes for versatile use and comfort. Low noise output of 50dB on Low-speed mode, making it quiet and suitable for use in various rooms. Portable design with four universal wheels and two concealed handles for easy mobility. Removable and reusable air filter ensures clean and cool air, and regular cleaning is recommended for optimal performance. Easy set-up with included hose, window kit, and detailed installation instructions. Suitable for vertical or horizontal sliding windows. Note that water is required for the cooler function and the product will stop working when the water tank is full.