Home Office Desk Mini Air Conditioner Cooler Fan Cooling Device Air Humidifier Air Freshener Features: It has 3 in 1 function of air conditioning, air humidifier and air purifier; With 2 wind speed; Working principle: This air-conditioning fan has a water tank which can be filled with water or ice-water mixture or other aromatherapy liquid. The bottom of the tank has a small hole to connect the bottom of the machine to the sink. The water in the sink is sucked up by the absorbent sheet, and the absorbent sheet is wet. When the fan starts to work, the water of the water-absorbing sheet passes through the cooling machine and is then taken out along with the wind to achieve the effect of humidifying and cooling. Specifications: Type: US/EU Plug Colour: black Material: ABS + motor Size: 22.7 x 15 x 12.7cm/8.94 x 5.91 x 5.00" Water tank capacity: 280 oz Packing: color box Power: comes with a power adapter Package Content: 1 x Desk Air Conditioner Fan 1 x Power Adapter 1 x User Manual