3 In 1 Air Cooler/ Air Purifier/ Humidifier Water Evaporation heat absorption, Ice-crystal cooling, Ice cooling 6Liters water tank with level indicator 3 speed choice: low/med/high low noise< 50 centrifugal air duct Automatic horizontal swing; manual vertical airflow adjustment. easy-moving castors ice box holder in water tank, easy-pulling away, the pump automatic up and down mechanical switch water filter system dust gauze, air purification function two ice box