SanDisk is a brand for flash memory products, including memory cards and readers, USB flash drives, solid-state drives, and digital audio players, manufactured and marketed by Western Digital.It uses less power and does not have any fragile moving parts. Data storage on this device is impervious to mechanical shock, magnetic field, and dust. These properties of USB flash drive make them suitable to move from one place to another. It can store more data compared to other devices.