Keep cool without breaking the bank - the energy-efficient cold air fan is the perfect solution for any budget! This versatile portable evaporative air cooler is a combination of a regular fan, a cooler, and a humidifier, and one of its advantages is that it can be used in rooms with or without windows. It has a wide oscillation of 65 degrees, a strong wind of 455 CFM, and can quickly cover an area of up to 170 square feet. It also has three customizable airflow modes, dual water tanks for easy filling, and weighs only 9 pounds for easy portability. With summer approaching, this air cooler will bring you and your family personalized coolness and help you start your day in a great way!