A ceiling fan is a mechanical fan mounted on the ceiling of a room or space, usually electrically powered, that uses hub-mounted rotating blades to circulate air. It works by spinning the blades to create a flow of air that cools or circulates the air in the room. Ceiling fans are commonly used in homes, offices, and other indoor spaces to improve air circulation and provide comfort.
Ceiling fans can be an energy-efficient way to cool a room, as they use less energy than air conditioners. They can also help to improve air quality by circulating the air and reducing the amount of dust and other particles in the air. Additionally, ceiling fans can add a decorative touch to a room and can be used to create a more comfortable and inviting atmosphere.