Just did a quick search and you can buy similar power cleaning brushes from most online retailers as well as brick and mortar hardware shops in the UK. Temu are a scummy company, but this is a case where I don't think you can really blame them.
True, but part of the way they're being controlled is by being made to worry about themselves rather than how badly they're being fucked by the oligarchs.
We won't be free from Microsoft's clutches in the UK until they shutdown sadly.