A USB flash drive is a fast and suitable way to store and transfer data. Often called a memory stick or thumb drive, it permits students, for example, to save and carry with them a backup copy of their project.

Definition
A USB memory stick contains numerous types of data, storing music, images and files.
Identification
USB memory sticks are around the size of an index finger, around 68 by 20 by 10 mm. They come in different colors, and some are even small enough to go on a key ring.

Types
There is only one type of memory stick, but they range in appearance and size. Memory sticks can contain as little as 512 MB of data or, in 2010, as much as 256 GB.

How to Use Them
Attach the USB memory stick into any USB port on your computer or laptop. Select it from the list of devices in your "My Computer" folder. You will then be capable to view all of your saved files.

Location
You can buy these USB memory sticks online from electronic stores like radioshack.com, amazon.com or overstock.com. You can also buy them at any electronics or computer store.