9 wind speed levels give you the feeling of a stepless hurricane, free and refreshing.The wind force is advanced layer by layer, and the wind speed increases steplessly. Whether it is low-speed energy saving and maximum endurance, or high-speed instant cooling and emergency, each gear precisely matches your physical needs The long-lasting "perpetual motion machine" keeps you cool and connected.4000mAh dual configurations are optional, using energy high-performance battery cells, which are longer and safer. The small size is also light, and you can say goodbye to battery anxiety when starting with a full charge Ambient lighting small lamp is the all-round CP of wind and light.It comes with high-energy lighting that illuminates the space ahead over a wide area. It is not only a "small wind cannon" to dispel the stuffiness, but also a "small sun" to illuminate the road ahead Breaking through the traditional wind distance limit of the turbine blade supercharged cold air duct.Equipped with 15 fluid dynamic guide vanes, it accelerates through the turbine channel layer by layer, supercharging the ultra-high-speed airflow and releasing a storm several meters away to sweep away the heat wave, redefining the outdoor Product name:violent fan Product model:BF-1 battery capacity:4000mAh Rated power:80W Output voltage:5V 2A Color:A:Black Material:ABS Package Contents: 1 * 9 GearsTurbo Fan