Refresca, humidifies and purifies: it covers the functions of a fan and a humidifier to provide the best qualities of both, in a single product: pure air oscillation system: distributes the flow of the air flow uniformly to reach all the corners of the stay and maintain a uniform environment 7L water tank: allowing prolonged operation without having to fill the tank and, in turn, a double function: refresh and humidify: totally removable