These are high count very specialized CAT III 600V only meters, with detailed calibration certificates.
Can they be made safer? Possibly, like most other meters. They do come though, with independent testing and meet current regulations.
There is always a premium on price when products are made in Europe and this one also comes with a meaningful 3-year warranty.
As for neodymium susceptibility, it is not very difficult to keep magnets at a safe distance and forego the use of magnetic holders.
It is a small price to pay, as nobody else yet makes a true 300,000 or 1,200,000 count portable meter and may never do.
So, enjoy them while you can, before they disappear completely, under pressure from Asian products.