https://blog.wongcw.com/2020/08/24/iphone-12-pro-pro-max%e8%a3%9d%e5%82%99120hz%e9%a1%af%e7%a4%ba%e5%b1%8f%e4%bd%86%e4%b8%8d%e6%9c%83%e6%94%af%e6%8c%81ltpo%e6%8a%80%e8%a1%93/