Item Type: Mini USB FanMaterial: TPRFunction: Cooling FanScope of Application: Mobile Power, Laptop, Desktop Computer, USB Socket, USB Humidifier, Mobile Phone Charging Head, etcPackage List1 x Mini USB FanIf the fan is used continuously for more than 100 hours, let it rest for a while.1[Safety Guarantee] Made of high quality TPR material, you will not suffer any pain even if you accidentally touch the USB fan during operation. 2[Portable] The blade of this mini fan is detachable, so you can take it with you, when you feel hot, just take it out and install it, plug and play. 3[Low Noise] This ultra quiet mini fan keeps the noise away, you don't have to worry about the noise will interfere with work, study or affect the rest of others. 4[Multiple Drives] Very convenient to use, even outdoors, only one USB port is needed to enjoy the coolness, suitable for computers, power banks, etc. 5[Multi Function] USB portable pocket fan, multi purpose, in addition to providing you with coolness, you can also use it to cool down your mobile phone, computer, etc.