【Adjustable Height】This fan can be stretched about 38.33in, which can be adjusted as needed. Let our height adjustable fan bring you more convenient.

【Powerful & High Performance】Built-in rechargeable  battery, fully charged battery can last for up to 5-25 hours(depending on different speeds). This folding fan has 4 wind speeds, which will meet your different needs.

【USB Powered】Powered by  USB cables( included ), compatible with computers, laptops, power banks, wall chargers and any other USB-enabled power supply.

【Quiet Operation】 Although the fan is very strong, even in high speed the noise is less than 40db. It is a quiet and good friend when working and sleeping. Ideal for your desk, office, and bedroom.

【Easy to open and easy to clean】Worry about the dust in the fan? This fan is easy to open and easy to clean. Just hold the fan cover with both hands and anti-clockwise rotating the frame left to open. And then take out detachable cover to clean the dust. So convenient!