"220V Cooling Fan" is the savior of all people afraid of the heat, but how many people know the fan design secret? Fan Manufacturing itself is boring, but good design is the product into the soul, just as US fans, as has been the intimate human design for the consumer praiseworthy. Fan the market generally three blades, four blades minority, but we "220V Cooling Fan" breakthrough blade design five pieces, and also the use of aviation technology from developed ultra-quiet cyclone leaves, not only makes the blade twist angle greater improvement cut wind performance, minimize wind resistance. "220V Cooling Fan" innovative design, both to some extent avoid unnecessary energy consumption, but also to let the motor blower process more stable and quiet. With summer, accompanied by US fans, natural comfort!