These thin, rectangular storage devices, often resembling a standard credit card in size and shape, offer portable data storage. They typically connect to a computer via a USB interface, which may be concealed within the device and extend for use. A user might carry important files, presentations, or personal media on such a device.
The compact form factor allows these drives to easily fit within a wallet or pocket, increasing portability and convenience. This portability proves beneficial for professionals, students, and anyone needing to transport data readily. Historically, portable storage has evolved from bulky floppy disks and zip drives to smaller, more robust flash-based solutions, with these devices representing a highly portable option. Their slim profile also makes them suitable for promotional items, often branded with company logos.