How much space are there in the USB Flash Drive
USB Flash Drive are measured by one unit called "gigabytes"(GB). But you used to be able to find 512M versions in the past,due to lower cost and increased transfer speed, such a comparatively small capacity is outdated.
Now sizes range from 1GB to a massively 64 GB, with the price going up from low to high capacity. You can get a USB Flash Drive from as low as $2 to as high as $30 nowadays.