I've understood the CE marking to mean that according to the manufacturer, the device shouldn't catch fire, shouldn't shock me, and shouldn't give off a lot of

I've understood the CE marking to mean that according to the manufacturer, the device shouldn't catch fire, shouldn't shock me, and shouldn't give off a lot of radio interference. Never did I thank that would be some kind of "this is a great thing" approval stamp. However, it never occurred to me that a USB-A charging brick would be able to give 7.5V, or even 9V or 12V as others have commented. That might completely fry some devices...