No, you can check it without opening it. 2, must buy wireless charging charger. 3, you can charge your phone directly by putting it on it. The first step is to open the phone and click to enter the Settings.
< br >
？
Two-thirds of the
Step 2, enter the setting screen, click battery to enter.
< br >
？
3\/3
The third step is to turn on the wireless reverse charging switch on the battery interface. After opening, it can be used normally