Features: Portable The fan is lightweight and compact. It is convenient for you to carry it with you. Adjustable neck The neck of the fan is adjustable. You can adjust the angle for you need. 2 speed levels The clip fan with 4 fan blades has 2 adjustable speed levels for your need. Low speed level is soft and smooth. High speed level can provide strong cool wind. Adjustable LED Light There are 2 modes of brightness for you to chose. Easy to install There is a adjustable clamp through which you can fix the fan in the desk. Twist to loosen the clamp. Than adjust the length. Put with table and twist to tighten the clamp. Specification: Type: clip fan Quantity: 1pc Material: plastic+ electric component Color: blue/whit/pink Voltage: DC 5V Power: 2.5W Power source: USB Battery capacity: 1500mAh Recharging time: 2.5h Rotation Way: without Rotation Installation: clip Timing function: no timing Application: