About this product 【360° Icy Tornado】 - Experience ultra-cooling, aircraft-grade turbine airflow technology, delivering 360° spiral airflow for instant relief. Adopting a tornado-like aerodynamic design, it provides a more powerful and focused airflow, ideal for beating the heat. 【Hurricane-Level Adjustable Wind Speed】 - Slide the pulley to customize the wind speed (speeds 1-100) Speed 1-20: Breeze for gentle cooling Speed 21-40: Natural soft wind for comfort Speed 41-60: Acceleration for quick rejuvenation Speed 61-80: Icy wind for high temperatures Speed 81-90: Hur: The next level of power for maximum cooling effect. 【Long Battery Life & Fast Charging】Up to 16 Hours of Continuous Use Battery Life on a Single Charge (Varies by Speed). USB-C Compatible - Works with any power bank, laptop, or adapter. Stay cool all day long, whether you're traveling, at work, or outdoors! 【Ultra-Quiet Noise Reduction】 - 90% quieter than traditional fans thanks to its whisper-quiet blades and permanent