The Toshiba Smart Wi-Fi Inverter Ultra Quiet 4-in-1 portable air conditioner has way more cooling power than a traditional unit, with over 20% higher cooling capacity while also adding up more than 40% in energy savings the unique Hose-in-Hose system for fresh air exchange. Cooling power you can use the highly efficient heat pump mode for year-round comfort, use the unit for dehumidification or to circulate the air when cooling is not needed in spaces up to 550 sq. ft. It can remove up to 5 pints of moisture from the air each hour. The ultra-quiet inverter system allows the unit to run at only 44 dB(A) which is less than your standard refrigerator. Smart functionalities include a smartphone app to control your AC through Wi-Fi from anywhere, at home or through the cloud. It has voice control options with Alexa or Google Assistant devices. You can use the LCD remote control or the integrated electronic control panel and display. It has a sleek and modern design and is light and compact. Easily move this portable air conditioner from room to room with the 4-wheel design. It comes with an installation kit for quick and easy installation and it fits in most vertical or horizontal windows. Intelligent features such as the 24-hour timer, sleep mode and the automatic vent angle for better air distribution help you to personalize your comfort. With this unit, you can cool, dehumidify, circulate, or heat the air in the space you need and get peace of mind. 1-year warranty by Toshiba.