https://blog.wongcw.com/2019/04/02/ipad-mini-5-%e8%a9%b3%e7%9b%a1%e6%8b%86%e8%a7%a3%ef%bc%9aa12-%e6%90%ad%e9%85%8d3gb-%e9%81%8b%e5%ad%98%e3%80%81%e9%9b%bb%e6%b1%a0%e5%ae%b9%e9%87%8f%e4%b8%8d%e8%ae%8a/