The NuMaker-M031TC development board, based on the M031TC1AE MCU, includes Arduino UNO headers, full pin extensions, flexible power options, and an ammeter connector for power monitoring. It comes with a detachable Nu-Link2-Me debugger/programmer supporting SWD, online/offline ICP, VCOM, and 16 Mbit SPI Flash, making it a practical platform for prototyping and mass production.