Whats different between MLC and SLC?
There are other both SLC and MLC NandFlash in the market we call it black or white chips. These Chips are inferior products without labels which have very low prices in the market. These chips are usually in lower capacity than its actual capacity, it can be used by a special technique to modify it to suit its real capacity,and print the fake labels by dishonest business men. After formatted Black/White chip USB Flash Drives, the capacity will be low, this capacity loss is abnormal, and the data stored inside will be very easily to be lost, and consume more electricity energy.