How is this not fraud? https://www.bbc.co.uk/news/technology-52810220

"provides protection for your home and family, thanks to the wearable holographic nano-layer catalyser, which can be worn or placed near to a smartphone or any other electrical, radiation or EMF [electromagnetic field] emitting device"

"Through a process of quantum oscillation, the 5GBioShield USB key balances and re-harmonises the disturbing frequencies arising from the electric fog induced by devices, such as laptops, cordless phones, wi-fi, tablets, et cetera,"

"We are in possession of a great deal of technical information, with plenty of back-up historical research,"

"As you can understand, we are not authorised to fully disclose all this sensitive information to third parties, for obvious reasons."

Yeah, of course...

See @citizensadvice: https://www.citizensadvice.org.uk/consumer/scams/reporting-a-scam/

Also see @ASA_UK: https://www.asa.org.uk/make-a-complaint.html