The ESP-C3-12F-Kit development board designed for various applications such as Internet of Things (IoT), mobile devices, wearable electronic devices, and smart homes. Support Wi-Fi 802.11b/g/n,1T1R mode data rate up to 150Mbps Support BLE5.0, not classic Bluetooth, rate support: 125Kbps,500Kbps,1Mbps,2Mbps RISC-V 32-bit single-core processor, supports clock frequencies up to 160 MHz, has 400 KBSRAM,384KB ROM,8KB RTC SRAM Develop RGB three-in-one lamp beads on board to facilitate secondary development for customers. Supports multiple sleep modes, deep sleep current less than 5uA Serial port rate up to 5Mbps Support STA/AP/STA AP mode and promiscuous mode Smart Config(APP)/AirKiss (WeChat) One-click Network Supporting Android and IOS Support serial port local upgrade and remote firmware upgrade (FOTA) Universal AT command can be used quickly. Supports secondary development and integrates Windows and Linux development environments The Flash configuration ESP-C3-12F uses 4MByte Flash built into the chip by default, and supports chip plug-in Flash at the same time. Development board model: ESP-C3-12F-Kit Package: DIP-30 Size (main control module):24.0*16.0*3.1 (0.2)MM Antenna form: compatible with onboard PCB antenna/IPEX base Spectrum range: 2400~2483.5MHz Operating temperature:-40 ? ~ 85 ? Storage environment:-40 ? ~ 125 ? , <90% RH Power supply range: power supply voltage 5V, power supply current> 500mA Support interface: UART/GPIO/ADC/PWM/I2C/I2S/SPI Serial port rate: supports 110~4608000 bps, default 115200 bps Bluetooth: BLE 5.0 standard Security: WEP/WPA-PSK/WPA2-PSK SPI Flash: 4MByte is configured by default and supports 2MByte version. Wiring of onboard lamp: IO5 is connected to RGB blue lamp beads; IO3 is connected to RGB red lamp beads; IO4 is connected to RGB green lamp beads;