This patent shows various accessories with different storage methods and shapes, such as wallets, flip wallets, holsters, armbands and other combinations. In short, it is a variety of different shapes, plus the cavity of the corresponding accessories and the reserved charging contacts.
Another design is that the protective case itself comes with a battery, which can be directly used to charge the accessories. At the same time, the protective case also supports NFC, which can communicate with mobile phones and accessories at the same time. In addition, there is a slot interlayer in the protective shell, which can accommodate banknotes or cards.
In addition, there is a unique design. The front of the protective case has a display screen that can display information, which can independently display the power status of the mobile phone or accessories, and can also display the notification or incoming call information in the mobile phone.
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Netizens are hotly discussing:
Lack of electricity is worse.
The mobile phone is so light that it is too difficult to charge other devices when going out in winter.
It's the phone case that charges, not the phone.
I remember that there used to be a mobile phone case to charge the mobile phone.