3-step speed adjustable: Handheld fan (low/medium/high) with 3-step speed adjustment. You can change the wind power with a light push of the switch, which is easy and convenient to use. Three large fan blades create a powerful air flow that quickly removes heat from the surface of the body and quickly removes heat USB rechargeable and long-term use: The USB mini fan with a large capacity 1200mAh battery, which works for 2 to 6 hours depending on the wind speed. With the USB charging method, a portable fan compatible with USB ports such as laptops, power banks, wall-mounted chargers and car chargers. can be loaded anytime and anywhere Dual mode use and easy maintenance: A small fan is mounted on a simple base and it can be used not only by hand but also on the desktop. In addition, the detachable design of the mini fan can be cleaned by removing the fan cover by rotating it counterclockwise Light and Low NoiseThe mini fan is only 0.2kg, which is portable and super light, and you can't feel its presence even if you hold it in your hand. This cooling fan working noise less than 40db, it is made of high quality copper brushless motor, personal fan creates stronger, smoother and quieter wind Option for going out in summer: Cooling fan in hot summers. When you go out, you can carry it in your bag. Especially suitable for summer trips and outdoor sports. You can take it with you anywhere, for example when traveling outdoors in your home office. A perfect gift for children, teenagers, adults, family and friends