The 8,000 Btu cooling capacity can cool a room up to 200 sq.ft. It allows you to adjust the temperature between 60¨H and 86¨H to enjoy a comfortable environment. The fan speed also can be adjusted in cool mode. In dry mode, water will collect inside the unit and must be drained by removing the plug from the bottom of the back of the unit. If the tank is full, ""Fl"" will appear on the display to indicate that it needs to be drained. The unit will stay on low fan speed and maintain a temperature of 62¨H- In sleep mode, the fan speed automatically entry into low speed and temperature increases by 2H every two hours based on the set temperature, so the noise is no more than 55 dB.