HackerTube / Video
Horrific USB power supply fault. (Electrocution risk.)
bigclivedotcom

Electronics hobbyist bigclivedotcom tears down a cheap USB power supply with a manufacturing fault that carries full mains voltage to the USB ports, showing the risk of electric shock.
Cited in threads about cheap chargers as proof of why proper certified and isolated power supplies are worth paying for.
8 Hacker News mentions · 2016–2024