Sophisticated counterfeiters have started copying QR codes. A truly verified battery’s QR code will only scan once. If you scan it and it says "Already verified on [date] from [IP address]" and that’s not you, it is a fake with a copied code.
(Also offering related search terms.)
Best for a technician confirming a repair or a system status update.
Now you are equipped to make an informed purchase. Stay powered, stay safe, and always demand verification.