Electric Fan is an essential item for preventing heatstroke and maintaining a pleasant temperature inside the room. Over the years, it has undergone a lot of changes in all aspects such as design, energy efficiency and speed. But the basic working of this electric fan remains the same. Ceiling Fan, Table Fan, Portable Fan is the most commonly used model in each and every house. Electric Fan includes both Electric Cooling Fan and Electric Radiator Fan. Each of these models toil to many tests before they are ready for use.