>>4470120>check the max read specs of your SD card>check the max transfer rate of your pc USB port>check the max transfer rate of the chink shit you bought >check the max transfer rate of your camera usb>if pc or sd card is the slowest of the list, everything will be the same otherwise take the faster option between the camera and chink shit. Chances are that the chip in the Chinese thing is similar to the one on your camera