Functionality: This evaporative air cooler combines a fan, humidifier, and purifier in one sleek design. Fill the 9-liter water tank with water and add ice packs for enhanced cooling. installation necessary: Plug in and enjoy cooling without hoses or complicated setup. Operates on just 60 watts for significant energy savings compared to traditional air conditioners. Multiple modes and speeds: from normal, natural, and sleep modes, along with three adjustable wind speeds to suit your comfort at any time. Timer and quiet operation: Set the 8-hour timer for convenient cooling. The ultra-quiet operation at 30 decibels ensures you can sleep, work, or study without disturbance. Portable design: Features remote control and an intuitive top panel for easy adjustments. 360° swivel casters allow effortless mobility, with a clear water level indicator for use.