Portable power bank (Y440-Y441)

Abstract

1. Name of the product in this design: Power Bank (Y440-Y441). 2. Purpose of this design: It is used for a portable power bank with a built-in cable, which is used to charge electronic devices such as mobile phones, tablets, headphones, and computers, and to provide power for extended accessories installed on the portable power bank. 3. The key design features of this product are its overall shape. 4. The picture or photo that best illustrates the key design points: Design 1 3D diagram 1. 5. Design 1 is designated as the basic design.

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