Inside a common eBay lithium cell charger - with schematic
20:50
Inside a cheap eBay LED power supply. (With arcing flaw.)
15:52
eBay 9 MILLION mAh power bank teardown (with schematic)
17:30
Fixing a fart-extractor (with schematic)
11:26
The Most Important Circuit for our Electrical Future?! (PFC) EB#55
12:59
eBay trash USB charger 2023 - with schematic
23:36
Shorting out a fully charged cheap lithium jump starter. (It didn't end well.)
25:52
Li-ion drill charger analysis (with schematic, measurements, waveforms)
10:54