Make life easier when using your Raspberry Pi Zero board that has a 40-pin GPIO system with these colour-coded headers. They'll guide you to the correct pins for power, ground and I/O - perfect for when you have a brain snap and forget which pin is which. For example: Colours: Red - 5 V Yellow - 3.3 V Black - GND Blue - DNC (I2C) Green - GPIO pins They're sold in packs of five. Pi Zero shown in the photos is not included! Datasheet: Don't forget to check out our full range of inline headers and Raspberry Pi products if this doesn't meet your needs. And as always, all orders receive free delivery. And remember ... if you: can't find what you need not sure what to order want a bulk deal need technical support or just want to have a talk ... Please email us via [email protected]. To keep up to date with new products, news, tutorials and more - we're on x, Facebook, Instagram, threads, reddit, and instructables.