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Amazon.com: 2pcs 1M/3.3Ft 20AWG USB 2.0 Male Plug 2pin Wire DIY Pigtail Cable 5V 5A Black USB Power Cable W/ 2pcs Terminal Block : Electronics
![Turn an Unused USB Cable into a 5V Power Cable « Adafruit Industries – Makers, hackers, artists, designers and engineers! Turn an Unused USB Cable into a 5V Power Cable « Adafruit Industries – Makers, hackers, artists, designers and engineers!](https://cdn-blog.adafruit.com/uploads/2017/12/datapower.png)
Turn an Unused USB Cable into a 5V Power Cable « Adafruit Industries – Makers, hackers, artists, designers and engineers!
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![ground - Wiring a Micro-USB cable that doesn't have a black GND and has 3 unshielded wires? - Electrical Engineering Stack Exchange ground - Wiring a Micro-USB cable that doesn't have a black GND and has 3 unshielded wires? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/JkiuL.jpg)
ground - Wiring a Micro-USB cable that doesn't have a black GND and has 3 unshielded wires? - Electrical Engineering Stack Exchange
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Usb Keyboard Cable Wire | Wire Diy Usb Cables | Keyboard Cable Diy | Type C Cable Diy - Electrical Wires - Aliexpress
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Amazon.com: Short Micro USB Cable, CableCreation USB to Micro USB 24 AWG Triple Shielded Fast Charger Cable, Compatible with TV Stick, PS4, Chromecast, Power Bank, Android Phone, 0.5FT/6 inch Black : Electronics
![Hi, my usb cable has 2 bare copper wires, and no black wires. If I understand correct, at least one of them is the black(ground), but not sure about the other, and Hi, my usb cable has 2 bare copper wires, and no black wires. If I understand correct, at least one of them is the black(ground), but not sure about the other, and](https://preview.redd.it/5lw3lgkoiz051.jpg?width=640&crop=smart&auto=webp&s=e63280088fd002242c02c459d7462b7107094375)