The symbology indicates it’s UL, but not CE, listed. Consumer Reports has a guide to some of the symbols; I can’t find anything more comprehensive.
Applying the same 8 Ω + 100 µF load as before:
The voltage (yellow) and current (green, 100 mA/div) waveforms look downright tame compared to some of the other chargers!
I made a cursory attempt to crack the case open, but gave up before doing any permanent damage. Hey, that UL listing (and, presumably, the interior details) means they’re three times the price of those Anonymous chargers!