Air circulation fan, circulating air supply, three gears adjustable, silent design. Wide-angle air supply, energy-saving and power-saving, universal for all seasons, circulating air throughout the house Circulate indoor air, balance indoor temperature, soft and cool, simple design, small and light Turbine accelerates air duct, instant air flow, high speed, high static pressure, large twist angle air duct system Large area convection circulation, indoor cold air flow, fast and balanced cooling and heating, take away odor dust, and transport air up and downstairs Air conditioner companion, better circulation effect, use with air conditioner to form a gentle and cool circulation, promote air circulation to quickly balance indoor temperature, save electricity and be comfortable