Designed for students, educators, makers, and programming enthusiasts to develop handson skills and coding abilities Ideal for classroom teaching, maker spaces, and laboratories; enables innovative projects such as home systems The Expansion Board is a powerful :Bit accessory that connects to the 19 pins of the :Bit board to expand functionality for your projects Per pin power and voltage options: Each pin provides a VCC and GND connection for easy power routing, and three pins are independently selectable as either 3.3V or 5V for versatile wiring Compatibility and interface: Fully compatible with the 19 pin layout of the :Bit board, designed to integrate smoothly with the :Bit ecosystem Form factor and construction: Compact expansion board designed to fit alongside the :Bit board with a robust PCB layout Performance and flexibility: Supports multiple connected devices with reliable power and signal delivery for expanded I O Use scenarios Education and training: In classrooms or labs, students can connect sensors and actuators to learn I O control and wiring basics Home system prototyping: Create simple home automation prototypes that integrate sensors, actuators, and indicators Maker projects and prototyping: Expand projects with multiple 3.3V/5V devices such as sensors, displays, LEDs, and small motors