https://blog.wongcw.com/2021/03/03/%e6%96%b0%e5%b0%88%e5%88%a9%e6%9a%97%e7%a4%ba%e5%82%b3%e8%aa%aa%e4%b8%ad%e7%9a%84%e7%84%a1%e7%ab%af%e5%8f%a3iphone%e6%88%96%e6%8e%a1%e7%94%a8magsafe%e9%80%a3%e6%8e%a5%e5%99%a8/