Make Your Own Micro USB Cable to Charge Your Phone From Another Phone

Have you ever found yourself with a dead smartphone battery, but next to a friend with a fully charged battery? Make Magazine shows you how to make your own USB cable that allows you to charge your phone from another phone.

Basically, you are making a smallUSB On-The-Go cable that can charge any other device that uses a micro-USB cable. It’s all small enough to fit on a keychain, so it’s easy to carry around when you (or your friends) need to use another person’s fully charged device when you’re on the go. The video above will walk you through everything you need to do to do something for yourself.

Charge one phone from another with a dedicated USB keychain | Do


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