Summary This is a thinned down, dummy SD card. •Cut a long strip of super fine sand paper and a piece of tape the same width as the card. make sure they are long enough to wrap around the card length wise and box end are out so you can pull on them. •Wrap the sand paper around the card (rough side out obviously) and push in two or 3 times.. (don't over do it!) •Now wrap the tape over the card (sticky side out) and inset a couple times to pick up the metal dust and such the sand paper made. •Try SD card. NOTE - USE AT YOUR OWN RISK! POWER OFF!!