You can use magnetism.
1. Huawei M-Pen2 uses magnetic connection to connect the computer, turn on Bluetooth, align the groove of m-pencil 2 to the top position of the tablet device, you can successfully connect and see the remaining battery on the tablet screen.
2. In addition, you can enter \"stylus\" and \"stylus\" in \"Settings\" or in the search bar of the drop-down screen of the phone, and click to check the battery level.
3. Or insert the USB-C head of the stylus into the mobile phone, and you can see the battery level of the stylus through the prompt in the battery pop-up box. Start charging.