DFRobot micro:Touch Keyboard - Math & Automatic Touch Keyboard for micro:bit

The DFRobot micro:Touch math and automatic expansion board for micro:bit is easy to use for a wide range of applications. It is a perfect board for students as it helps you do quick calculations in class and is designed for math games and automation control. The 16 programmable touch keys and RGB LEDs offer rich function and flexible input and output.