The modern Windmill Shaped USB Fan is equipped with two different shapes and colors of the fan blades as below:
It also includes a small screwdriver, enabling you to DIY different styles of fans. The fan blades are made from the environmental protection material, soft and safe. Cute windmill design, soft plastic blades are safe and won’t cause any injury. There is only one switch for power on/off. Powered by computer USB port or AA battery.