Module Plus is a feature-enhanced module in the M5Stack stackable module series. The module is equipped with a lithium battery (500mAh), a gear potentiometer, and an infrared emitter. It integrates the MEGA328, provides a microphone interface pad, and extends the ports PORT.B (GPIO) and PORT.C (UART) of the M5Core. Module Plus can upgrade your hardware resources and provide you with a better development experience.