How I test lithium cell and power bank capacity.
20:40
A look inside the Duracell PB2 power bank.
12:32
How Japan's Groundless Outlets are Safe
19:13
Subwoofer enclosure for professional events // Super powerful super strong subwoofer
17:57
Testing random meters for accuracy with DIY resistance tester.
14:25
Poundland "disposable" phone charger.
19:41
EEVblog #141 - AA Alkaline Battery Capacity Measurement
8:56
Inside a common eBay lithium cell charger - with schematic
14:00