Lotto all'ingrosso chiavetta di memoria flash USB 2.0 unità a penna pollice disco a U per archiviazione dati

2 To extend USB flash's life span, it would better to plug the USB flash drive down after operation asap. 1 Don't operate the files in the USB flash directly. It would better first copy the files to computer to operate and then copy back to USB flash after operation.

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