Horrific USB power supply fault. (Electrocution risk.)
35:16
Testing Poundland's 2.1A dual port USB power supply. (with 2kV)
28:32
Teardown of an IKEA Koppla USB power supply.
23:36
Cortocircuitando una batería de litio para arrancar coches completamente cargada (no acabó bien)
16:05
Chinese automatic house ignitor. (also available in pink)
8:03
Idea brillante | Este circuito debería ser con todos
29:33
500V to 12V 3A power supply (with schematic)
29:03
Fixing a faulty USB power supply.
27:19