![Which two of these wires are the positive and negative? I assume it's the red and black but I want to be sure. It's a mini usb : r/AskElectronics Which two of these wires are the positive and negative? I assume it's the red and black but I want to be sure. It's a mini usb : r/AskElectronics](https://preview.redd.it/9jt9e29aqf591.jpg?width=640&crop=smart&auto=webp&s=db2b44b48049b0703a7c35930ab7331a016304ad)
Which two of these wires are the positive and negative? I assume it's the red and black but I want to be sure. It's a mini usb : r/AskElectronics
![For 12V Wiring on DC Circuits, Red Is Positive, Black Is Negative but What Is Yellow? | Pacific Yacht Systems For 12V Wiring on DC Circuits, Red Is Positive, Black Is Negative but What Is Yellow? | Pacific Yacht Systems](https://www.pysystems.ca/site/assets/files/3034/yellow_marine_wire.500x0.jpg)
For 12V Wiring on DC Circuits, Red Is Positive, Black Is Negative but What Is Yellow? | Pacific Yacht Systems
![X AUTOHAUX 2pcs 2 AWG Gauge 120cm 5/16" Red Black Battery Cables Power Inverter Wire Set with SC Terminals Positive Negative for Car Solar RV Boat X AUTOHAUX 2pcs 2 AWG Gauge 120cm 5/16" Red Black Battery Cables Power Inverter Wire Set with SC Terminals Positive Negative for Car Solar RV Boat](https://m.media-amazon.com/images/I/61Wl0OWmjZL.jpg)