About this item

The IO Expansion HAT is a versatile add-on designed to extend the input/output capabilities of your Raspberry Pi 4B or 3B+. It provides easy access to all major IO ports — digital, analog, PWM, I2C, UART, SPI, and IIS — enabling you to connect a wide range of sensors, actuators, and peripherals.Compatible with the DFRobot Gravity Series, this HAT simplifies setup and integration, letting you focus on your project development instead of complex wiring. Whether you’re prototyping or building advanced projects, the IO Expansion HAT is an essential tool to unlock the full potential of your Raspberry Pi.