[Powerful Air Conditioner: ]This 4-in-1 air conditioning machine features four modes, including ventilating, drying, air cooling and sleep mode. 2 fan speeds allows you to choose the most suitable level in accordance with your needs. Moreover, it adopts an R410A refrigerant, which is greener and has lower impact on environment than others. [Smart Operation & Huge Coverage: ]Operation panel and remote control both offer great convenience to operate. The remote control supports up to 16.5T away use. This evaporate cooler oscillates 140˚vertically and 50˚ horizontally, covering an area of 230 sq. ft. The temperature can be adjusted from 60.8℉to 89.6℉. High-density filtration helps realize effective elimination of dust for better living condition. [Humanized Sleep Mode:] In this mode, the temperature will increase by 1.8℉/1℃ per hour to prevent getting a cold. The machine is equipped with 1-24 hours timer and produces low noise to protect your sleep and care for your health. It will stop work when the water tank is full. A drainage hole will help cleaning after using. [Customized Details & Protective Features: ]Built-in handle allows for easy transportation. Automatic defrost function and self-evaporating system will ensure smooth working. Safety child lock and overload protection effectively prevent your loved ones from getting hurt or causing danger. It has passed ETL and DOE test to prove its quality. [Compact Size & Portable Design:] The portable air conditioner brings minimal intrusion by occupying little space. With four rolling casters, you can move it to anywhere. It is perfect for any house, office, small apartment and dorm. The package also comes with window kit, which is easy to install with the clear instructions.