Features ● Adjustable Speed: Three-speed air cooler could meet your different needs and be applied on various occasions. You could enjoy low speed when you are in sleeping and medium speed in relaxing, as well as high speed in scorching summer. ● Cool Humidify: Adopt ice crystal refrigeration and air humidifying technology, can cut down the temperature from the air vent and raise relative humidity, prevent air drying. ● Deliver Wind at Wide Angle: Swing the blades automatically, deliver wind at a horizontal wide angle. Also can swing the blades vertically manually, select the direction discretionarily. ● Timing Function: 8-hour timing function makes the air cooler stop automatically after you set the performance time. Then you could fall asleep securely. ● Large-capacity Water Tank and Universal Wheels: 6 L large-capacity water tank prevents you from adding water continuously. And you could freely move the air cooler from room to room for its wheels.