[Eng sub] What is the difference between $ 3 USB charger and ANKER's power port mini 

We have disassembled the 300 yen USB charger sold at Daiso (100 yen shop).
It is difficult to evaluate the 300 yen charger alone, so I evaluated it while comparing it with ANKER's power port mini.
Disassembly of ANKER charger (working principle) • USB充電器の動作原理を解説しますANKER...
Explain the operating principle of the AC adapter • ACアダプタの動作原理を解説します | Co...
Twitter: / ichiken_make
★ Equipment used (including amazon associate link)
・ Daiso 300 yen charger
・ ANKER power port mini amzn.to/2Wv56Yb
・ Charger using GaN transistor amzn.to/2KXKxOU
・ Oscilloscope amzn.to/2T958Vn
・ Voltage differential probe (available on ebay) amzn.to/2wSCu2v
・ Electric router amzn.to/2SyczVt
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