【Fan Mode and 2 Optional Fan Speed: 】The multiple functional portable air conditioner offers fan mode as well as cool, dry, and sleep modes to meet various needs of users. Under the fan mode, there are 2 fan speeds accessible, and you can set the high or low speed as you wish.【Sleeping Mode and Quiet Operation:】 In sleeping mode, this air conditioner will become quiet (Noise≦56dB). It’s able to maintain the temperature while you are sleeping. And you can use the 24-hour timer in combination to free you from additional worries.【Fahrenheit and Celsius Display Data:】Like most air conditioners, the temperature settings of this portable air conditioner range from 62.6degree F to 86degree F. The temperature display data can be switched between Celsius and Fahrenheit, the default is Celsius, but you can choose the unit that you are familiar with.【Remote Control and Wide Coverage: 】There is a modern design that everyone loves, the remote control, that allowing you to set it up conveniently. The compact 8000BTU/H air conditioner unit delivers fast, effective cooling for spaces up to 400 Sq.Ft in home, office, cabin or camper.【Multiple Safety Protection Functions:】This air conditioner features multiple safety protection functions, such as 24-hour timer to set times as needs, water full indicator light to show when the internal bucket is full, self-evaporation system design to save energy and efforts of pouring water, etc. Notice：The most suitable window size is 22.5-42inch.