With a diameter up to 7.3 meters of "Waterproof Cooling Fan"! Energy efficient push a lot of air movement, resulting in a large amount of wind speed only 50RPM, to make room for the formation of the movement, circulation flow field, is the other "Waterproof Cooling Fan" can not be compared. Wind Wyatt II series, the overall design has been accurately calculated the effect of the human body to produce the most consistent with the best feelings in the breeze. Wind speed even and soft, large coverage area. In practical applications, the ventilation and cooling to the human body feel up 5-8 ℃. Each "Waterproof Cooling Fan" maximum operating power is only 1.5KW, running eight hours a day at most only 12 yuan (one yuan by industrial electricity / KWh calculation). Product beautiful, durable, maintenance-free, to bring you the double effect of ventilation and cooling.