Question

what is pain drive ????

Answer 1

USB flash drive, also variously known as a thumb drive, pen drive, jump drive, disk key, disk on key, flash-drive, memory stick or USB memory, is a data storage device that includes flash memory with an integrated USB interface. 

Answer 2

That's not pain drive
Its pen drive i think

A pen drive is a device that is used to store the data up to a given limit