HONYIN 720° Rotation Small Desk & Clip on Fan with Sturdy Clamp, 3 Speeds, Quiet Little Personal Cooling Fan by USB Plug In, for Bedroom Office Desktop Treadmill WORKS LIKE A CHAMP】Built-in advanced brushless motor, compared with ordinary DC motors, is more stable and more durable, offering the power for intense cooling or energy-saving air circulation. You can enjoy the instant, anywhere puff of wind to cool off. The ease of a small fan with the power you can feel from 2m away. 【POWERFUL GRIP CLAMP】 Easily clip on any surface, even running upside down, and also can be adjusted to cool in every direction. Whether you are using it at your home, office, school, RV, or dorm, which ensures that airflow is being directed to the desired location & doesn't slip or fall, and the grip clamp with soft rubber can clip on a surface up to 2.5 inches in thickness without leaving any trace. 【THREE-SPEED & WHISPER QUIET】 To accommodate your needs, the fan with clip features 3 speeds for optimal airflow and comfort. Keep you cool while quietly creating low noise (20 dB Minimum), quieter than that flipping a book, effectively reducing the effects of using a fan to work, read or relax without any distractions. 【LITTLE USB POWERED FAN】Powered by a 3.5ft USB cable, and compatible with PC/laptop, power bank, AC adapter, car charger, and other USB-enabled power supplies. This clip fan will keep working as long as the power is connected. (Note: The fan is only powered by USB, No battery, No wall charger included) 【DUAl FEATURES & SUPERIOR SUPPORT】 Clip & Desk Fan 2 in 1, conveniently converts from a clip on fan to a tabletop fan, so you can enjoy its features at your desk or from any other preferred angle in your space.