A GPIO (General Purpose Input/Output) expansion board is an add-on device that can be connected to a Raspberry Pi to provide additional GPIO pins. The Raspberry Pi has a variety of digital input and output pins called GPIO pins that can be used to communicate with and control external devices. A GPIO expansion board allows you to connect more devices to the Raspberry Pi by providing additional GPIO pins. A GPIO expansion board is a useful addition to the Raspberry Pi if you want to connect more devices or develop more complex projects. ✔️Praktisches Breakout with function related labeling. ✔️Passend for Raspberry Pi 1A+ / 2B / 3B / 3B+ / 3A+ ✔️Alle Pins in triplicate ✔️Selbstverständlich you will receive fully automatic and guaranteed invoice including VAT and according to German standards when you purchase through AZDelivery. ✔️Garantierte ROHS conformity through purchase from German distributor https://elecena.pl/product/29727891/gpio-extension-extension-board-for-raspberry-pi-3-pi-2-pi-model-b 2026-01-19 https://elecena.pl/product/29727891/gpio-extension-extension-board-for-raspberry-pi-3-pi-2-pi-model-b 2026-06-02