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/diy/ - Do It Yourself

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>> No.1057357 [View]
File: 255 KB, 728x485, Angelo-Casimiro-Insole-generator.jpg [View same] [iqdb] [saucenao] [google]
1057357

So I really like hiking and sometimes on longer hikes I need to worry about how to charge my cellphone and stuff. I was thinking of making a piezoelectric generator and strapping it to my shoes. Realistically, hiking 8-15 miles a day could this charge a cellphone?

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