ESP32-C3-WROOM-02 is a universal Wi-Fi and low-power Bluetooth LE module. The rich set of peripherals and small size make the two modules an ideal choice for smart homes, industrial automation, health care, consumer electronics, etc.

ESP32-C3-WROOM-02-N4 is equipped with ESP32-C3* chip and equipped with 4 MB embedded flash, belonging to esp32-C3 series chip. ESP32-C3 series of chips have a 32-bit RISC-V single-core processor. They integrate a rich set of peripherals, ranging from UART, I2C, I2S, remote control peripheral, LED PWM controller, general DMA controller, TWAI® controller, USB Serial/JTAG controller, temperature sensor, and ADC. It also includes SPI, Dual SPI, and Quad SPI interfaces.

• ESP32-C3 embedded, 32-bit RISC-V single-core processor, up to 160 MHz
• 384 KB ROM
• 400 KB SRAM
• 8 KB RTC SRAM
• 40 MHz crystal oscillator
• 4 MB SPI flash
• Operating Voltage/Power Supply: 3.0~3.6V
• Operating Temperature Range: –40~85°C

• ESP32-C3-WROOM-02-N4 Module(PCB antenna) x1