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Power ring / key,flash drive, battery

Power ring
Power ring

Power Ring is a key ring combined standby power and USB memory. There are some benefits for the power ring. First, you can charge the power ring’s battery when using it as an USB device. When you are ready to leave, you can very easily find your keys because they are always beside your computer. Second, you can use the power ring to charge your cell phone when your cell phone is run out of power outdoors. Thus, the power ring is a multifunctional electronic product which helps you to handle anything and it is also very easy to carry.

University

National Cheng Kung University

National Cheng Kung University
Tainan, Taiwan

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Design

National Cheng Kung University

National Cheng Kung University
Tainan, Taiwan

Wei-Shen, Wang Horng-Yow, Chen

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