*Take your hands off: The LED hands-free fan is designed as headphones that let you go anywhere. Fashion style makes you look so cool. *3-step adjustable wind speed: Small but powerful. Three adjustable wind speeds. The speed of this portable battery neck fan can also be adjusted between low, medium and high if required. *360 ° Rotation: The mini-neck fan has a strong and stable wind that keeps you cool. Do not disturb your rest and work. The USB desk fan features 360 degree adjustable rotation. *USB RECHARGEABLE: 2000mAh lithium battery fan built-in rechargeable was powered by USB. No extra batteries are required. The small personal fan is compatible with most computers, laptops, portable chargers and other devices with USB output. *Strong wind and low noise: Made of high quality copper brushless motor, this fan personal creates strong, smooth and quiet wind. With low noise, you can relax while enjoying the quiet breeze.