Believe "220V AC Cooling Fan", we are familiar with, a child who was born 70 years may not have a fan, only took Pushan, such as a class paper fan fan fan fan, ceiling fan after power-up began, Taiwan fan ....... Today's "220V AC Cooling Fan" has been updated a lot of varieties, DC fan is currently the fastest rise of a new type of electric fans, because this kind of fan uses a high efficiency brush less DC motor, with high efficiency, low-carbon energy , long life, low noise, ultra excellent EMC (ultra-low electromagnetic interference), etc., "220V AC Cooling Fan" these advantages with its motor drive are inseparable, that is the advantage of brush less DC motors.