Details3 in 1 Functionality - This portable air conditioner fan combines blowing, cooling, and humidifying functions. It's suitable for various settings like rooms, tents, bedrooms, cars, and RVsPortable USB Charging with 1200mAh Battery - Powered by USB, it offers the convenience of charging from multiple devices. The 1200mAh battery provides sufficient runtime for cord free use3 Adjustable Fan Speeds - With 3 different fan speeds, you can customize the airflow. Choose a gentle breeze for relaxation, a stronger blast for quick cooling, or a balanced speed for daily useLarge Capacity Water Tank - Equipped with a large capacity water tank, it ensures extended operation for cooling and humidifying. You don't need to refill it frequently, providing continuous comfortEnergy Saving and Low Noise Operation - This product features an energy saving design, consuming less power and saving you on electricity. It also operates quietly, creating a peaceful environment while keeping you cool