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Multi-purpose flash drive testing and maintaining tool. Can work with all types of flash-drives and flash-cards. With /All switch can deal with all storages, including internal HDD. Except surface testing, allows check speed of reading and writting, edit partition info, save and restore full drive and partition images, save and restore MBR. Also can perform full drive or prtition cleaning. Process speed is highest what given device can provide, no more fast full test can be found in the world.