ESP32-C3-WROOM-02 and ESP32-C3-WROOM-02U are two general-purpose Wi-Fi and Bluetooth LEmodules. The rich set of peripherals and high performance make the two modules an ideal choice for smarthomes, industrial automation, health care, consumer electronics, etc.ESP32-C3-WROOM-02 and ESP32-C3-WROOM-02U both feature an external SPI flash.ESP32-C3-WROOM-02 comes with a on-board PCB antenna. ESP32-C3-WROOM-02U comes with aconnector for an external antenna.
