Description
USB-A Interface portable is a good partner for you in summer.
It is safe to use and easy to carry, especially good for those who are going hiking, riding.
If you like DIY, then you may buy some USB extension cables and clips to connect the portable fans and fix them in the position
where you want so as to decorate you work place or rest place.
Long serve time motors applied. You may keep it running over 3 hours as long as not prevent it from rotating.

Limited
Due to the manufacturing error, there is some certain possibilities of over 25dB noise some USB portable fans make.
You have to take a power bank with you when outdoor using.

Why to choose this rather than mobile phone
Mobile phone seems cooler and popular, because its interface is compatible with cellphones naturally. You can play your phone
while enjoy the cooling air. However, there is a fatal disadvantage you should not ignore. That is the interface on the phones are used
for input but not output. What's more, the motor is the inductive load that would cause harmful electromagnetic induction so that
may damage your phone.
USB-A interface portable need to work with portable chargers or computers, they can offer large current output. So it should be your better choice.

Specification
Weight: 22g(0.78oz)
Length: 145mm(5.7")
Width:90mm(3.54")
Height:15mm(0.59")
Interface: USB-A
Rated Voltage: 5VDC
Rated Power: 1W
Rated Speed: 1500RPM

Package Including
6 x USB Fans