ESP32-C3 is a development board based on the ESP32-C3FN4 chip.
ESP32-C3FN4 is a 32-bit microprocessor based on RISC-V architecture. It is a very low-power and high-integration MCU system-level chip (SOC), integrating 2.4 GHz Wi-Fi and low-power Bluetooth (Bluetooth LE) dual-mode wireless communication. Internal integration 4MB flash, contains SPI, I2C, UART, ADC, etc.
It is the best option for smart cities, farms, homes, industrial control, house security, wireless meter reading, and IoT developers.