Are you looking for a low-cost, hassle-free solution to running an additional Raspberry Pi HAT or Pico HAT? RP2040 is the answer: Simply swap your Raspberry Pi board for this expansion board with all the same connections, and power it with an external power supply. It has all the functionality of a Raspberry Pi board, but without needing an entire computer. For those who are looking for a Raspberry Pi-compatible, low-cost development board, the RP2040 Expansion is perfect for you. This expansion is powered by the RP2040 microcontroller, which will allow you to either use the RP2040 Expansion to run your Raspberry Pi HAT or Pico HAT or use your Raspberry Pi Board to run your Raspberry Pi HAT or Pico for Pico HAT.