UGREENの300W USB充電器を分解検証 【これ産業用電源だろ!!】
15:16
Comparison of famous charger makers. What's the difference? Same specs, different price.
19:44
Measuring conducted emissions with LISN
20:57
Xiaomi 14 Ultra Teardown.
16:13
Duracell PowerCheck: A genius idea which didn't last that long
17:05
Uncovering the cause of a broken smart plug that repeatedly starts on and off! #SwitchbotPlugMini
19:22
Which Ni-MH batteries last longer and are more economical? Verified with 17 brands of batteries!
20:59
Hacking a weird TV censoring device
18:46