Fangrui Product Details Usb Powered Clip On Fan: This Battery-powered Fan Is Powered By A Built-in Rechargeable 1500mah Lithium Battery, Providing A Long-lasting And Reliable Cooling Experience. 3 Speeds Strong Airflow: With 3 Adjustable Speeds (low/medium/high), You Can Customize The Airflow To Suit Your Preferences. Whether You Need A Gentle Breeze Or A Powerful Cooling Breeze, This Fan Has You Covered. Compact And Portable: The Fan Features A Compact And Design, Making It Easy To Carry And Use Anywhere. Its Sturdy Clamp Allows You To Securely Attach It To Your Desk, Treadmill, Or Any Other . Quiet Operation: The Fan Operates Quietly, Ensuring A Peaceful And Relaxing Environment. Whether Youre Working, Studying, Or Sleeping, You Be By The Noise. Usb Charging: The Fan Comes With A Usb Charging Cable, Making It Convenient To Charge Your Devices. No More Searching For Multiple Chargers Or Dealing With Tangled Cables. Power Mode:usb Number Of Fan Blades:3 Pieces Wind Speed Gear:3 Gears Built-in Battery Capacity:1200mah Colour:a