SparkFun DEV-17724 MicroMod Qwiic Carrier Board – Double features two Qwiic connectors and eight 4-40 screw inserts to connect and mount Qwiic devices. This MicroMod is a modular interface ecosystem that connects a microcontroller “processor board” to various “carrier board” peripherals. This board includes two ports for the standard 1in by 1in Qwiic breakouts. The DEV-17723 carrier board also includes a USB-C connector, boot/reset buttons, a charge circuit, and a 3.3V 1A voltage regulator.