3 SPEEDS - You can adjust the wind speed to suit your needs. This quiet portable air conditioner operates via USB. Easy to use, it will be indispensable on your desk, in your bedroom, or living room. The air vent is also rotatable, allowing you to best adjust the direction of the cool airflow. WATER TANK - The air cooler's water tank can last 8 hours when full. The quiet fan saves energy and protects the environment. The air cooler has a 650ml water tank; simply press the power button to quickly cool the ambient air. MULTIFUNCTIONAL - This mini air cooler has several functions, including water cooling, dehumidification, and air purification thanks to its integrated filter. You can create your own comfort zone with this portable air conditioner. This air conditioner has a mini size that makes it portable; you can use it in the office, living room, kitchen, bedroom, bathroom, etc. 7 COLORS - Built-in LED Light: 7 different colors with a color cycle option. This portable fan can be used as a nightlight to help you fall asleep at night. It is equipped with a 1.90m USB cable with an adapter, so you can position the device wherever you want. One side of the portable air conditioner is a nightlight where you can choose the color and intensity from 7 fixed or random colors.