"Mini Air Cooling Fan" is a kind of heat transfer equipment for the cooling fluid. Usually water or air as a coolant to remove heat. There recuperative cooler, spray coolers, jacketed cooler and snake-tube cooler. "Mini Air Cooling Fan" is a necessary procedure, hot summer. Weather kick your ass feeling today? Take out your cooling fan pockets, let the breeze from your speakers elusive comfort you! "Mini Air Cooling Fan" basic structure,Mainly consists of four parts,Rotor: the magnet, the blade and the shaft composition;Stator: from silicon, spools and bearing components;Control circuit: IC induced by a magnet;S. pole circuit control via its coil is turned on and generates an internal excitation of the rotor to rotate.