WhisperChoice Auto DC Ventilation Fan, perfect for medium to large rooms like bathrooms and laundry rooms. With Pick-A-Flow technology, choose between 80 or 110 CFM for optimal airflow. Its built-in Humidity Sense technology adjusts based on humidity levels, effectively eliminating moisture, mold, and odors. Featuring a quiet DC-ECM Motor, it saves energy and ensures durability. Enjoy its 10W dimmable LED panel and separate nightlight, easy Flex-Z Fast installation, and Energy Star certification for efficiency. Backed by a 6-year motor warranty and 3-year parts warranty, it's a reliable choice for superior indoor air quality.