"Waterproof Cooling Fan" Compared with the traditional ordinary fans, this bladeless fans the biggest difference is not the traditional fan blades, far looks like a giant ring. According to reports, this fan also called air double machine, it can produce natural continuous cool breeze, the absence of leaves does not override the dust, or injury to the fingers of curious children. Even more amazing is "Waterproof Cooling Fan" peculiar shape, giving the cause unmatched visual effects. "It is the use of jet engines and automotive turbo technology, inhaling air through the suction hole at the bottom edge of the ring hidden inside an air impeller put the spray in a circular trajectory, eventually forming an uninterrupted the cold air flow. "the most important thing is"Waterproof Cooling Fan"wind air flow than the average fan is more stable. It is equivalent to the amount of air produced the best performance on the market fan. Because there is no fan piece to "cut" the air, will not feel the impact and stimulate consumers to use.