10-meter circulating air supply instantly cools down rapidly, ice-sensing engine + butterfly wing four-blade fan, hot air in and cold air out. Simulates tornado structure design, combined with aerodynamics, promotes wind-gathering airflow, and the wind can blow 10 meters. With the energy-gathering air duct, it blows farther, effectively improves the ultra-wide-angle air supply area, and cools a wider range. LED digital display, 5-speed adjustment direct display. Removable and cleanable. Applicable scenarios: office, dormitory, kitchen, bedroom, living room, etc. Battery capacity: battery type/USB type Speed increase: 116000/min Air volume increase: 1000/min Wind force increase: 200% Capacity: 3600mah