Function extension device and its body

Abstract

1. The name of the design product: function expansion device and its main body. 2. The use of the design product: the whole of the design is used to provide power supply, interface expansion, storage space expansion, performance expansion and other functions for mobile phones, notebook computers and other electronic devices, and the design of claims 5-7 is used for the main body of the function expansion device. 3. The design points of the design product: the shape expressed by the non-dotted line. 4. The picture or photo that best indicates the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: the part represented by the dotted line in designs 5-7 is not claimed.

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