$2 Battery Charger/Power Bank for 18650 Battery

Sometimes I buy something that comes in such a nice box it feels a shame just to throw it away. In t

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Sometimes I buy something that comes in such a nice box it feels a shame just to throw it away. In this Instructable I will be re-using just such a box to make an 18650 battery charger with overcharge protection that will double as an emergency power bank for cell phones, tablets, or any other 5 vol...
By: TheHomeschoolHouse

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2016-11-11T01:05:40Z 250250
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