Cytron Maker Hat Base - HAT & GPIO Extension for Raspberry Pi 400

The Maker Hat Base - HAT & GPIO Extension for Raspberry Pi 400 extends out all the GPIOs of the Raspberry Pi 400 in a quick and simple way. The Maker Hat Base is compatible with the Raspberry Pi 3 and Pi 4 too. This is especially useful when the Raspberry Pi is enclosed in a case and you want to extend its GPIOs out for HAT.