2 ms·
I saw this just today in London! I was like "where do I scan? oh... oooh!". I wonder what they're actually using to detect the items.
by jstx1 5y ago
I saw this just today in London! I was like "where do I scan? oh... oooh!". I wonder what they're actually using to detect the items.
- Eric_WVGG 5y agoIf you hold the tag to the light you can see a paper thin rfid tag sandwiched inside.