Vaporesso LUXE Q2 SE Mode D'emploi page 52

LASER ANTI-COUNTERFEITING
LABEL INSTRUCTIONS
Please keep the anti-counterfeiting code on the
packaging for after-sale service.
STEP 1 Check the label
Flip the label under light with different angle, you will
see the letter "V" position change.
STEP 2 Verify the QR code
1. Scratch 2. Scan QR code to verify.