Power Bank!





Introduction: Power Bank!

Homemade Emergency Device, Make - DIY - Cheap - Portable USB Energy Power Backup Generator. Lets Charge using a DC Hand Crank - Dynamo or Sun with Solar Cell or your 220v AC mobile charger. This little & Amazing Device is very Effective and Practical. Here we have three different ways to charge the Battery Bank! Emergency Power Supply for Home - Camping or Urban Emergencies...

If you like my Demonstration Please click the "like" button, subscribe my channel, and share this with your friends... Please feel free to post your Positive,Negative or opinion comment! "Comments is Free, To support my "work" every little bit helps! THANKS... Stay Tuned and Enjoy!


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Step 1: Video



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      Epilog Challenge 9
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    Wasn't able to watch at work, is there an estimate for cost $?