The Broan Bath Fan + Humidity Sensing Wall Control CST80KW in white is an electric exhaust fan designed for bathrooms. It features a humidity sensing control for efficient operation and comes with a 1-star energy rating. This square-shaped unit is designed for ceiling mounting, with a flat vent style and a white color finish. The fan is controlled by a switch and operates at 120V voltage, making it suitable for use in residential bathrooms to help improve indoor air quality and ventilation.