Fast Cooling & Wide Application: With a high cooling capacity of 9000 BTU and a large air flow of 425 m³/h, this portable air conditioner can cool down an area of 350 square feet. It is an ideal air conditioner for all rooms, including the bedroom, living room, garage, office, dormitory, etc. And with 4 universal casters, you can move it anywhere easily.3 in 1 Design & Auto Swing Function: This air conditioner combines cooling, fan and dehumidifying function to satisfy different needs. In dehumidifying mode, it can remove 55 pints of moisture per day to keep your room cool and dry. In fan mode, there are 3 fan speeds for you to choose and the fan blade can be automatically adjusted up and down.Cool & Quiet Sleeping Ex perience: The sleeping mode with low noise(≤65dB) promises a peaceful and comfortable environment for sleeping during the night. Besides, the temperature will increase by 1 ° C /33.8 ° F every hour, preventing you from getting colds. And you can set the auto-off time from 1-24 hours according to your needs.Easy Operation & Quick Installation: The smart touch panel, clear digital display and remote control allow you to control the air conditioner with ease. And there is a small compartment on the back to store the remote control. With the window kit and detailed instruction, it is easy to attach the ex haust hose to any vertical or horizontal sliding windows and the suitable window size is 25.5''-49''.Efficient Drainage & Filtration System: This portable air conditioner is equipped with an upper filter grille and a lower filter screen that are both detachable and washable, providing your room with fresh and clean air. What's more, this AC unit features 2 upper and lower drainage holes for convenient manual drainage and continuous drainage.