A handy reference card that shows you which Raspberry Pi GPIO pin does what at a glance. Clearly labelled with pin numbers, functions, and colour-coded sections for quick identification during your projects. Keep this card by your workbench or attached to your Pi for instant reference when wiring up components, sensors, and HATs. Key Features Clear Labelling – All 40 pins identified with functions Colour Coded – Easy visual reference Compact Size – Fits beside your Pi on the workbench Compatibility Raspberry Pi 3 (all models) Raspberry Pi 2 Raspberry Pi Zero / Zero W Raspberry Pi 4 (40-pin header is compatible) Any 40-pin GPIO Raspberry Pi Ideal For Quick GPIO pin reference during projects Learning the Raspberry Pi pinout Workbench reference
