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ESP-12E Wifi Module

ESP-12E Wifi Module

The NodeMCU V3 ESP8266 wifi module is an open-source firmware and development board for IoT based applications. It is based on the ESP-12E (an ESP8266 microchip based wifi module) and utilises the CH340 USB-TTL serial chip. This wifi module can help prototype IoT products and is programmable with Lua or the Arduino IDE.


  • Powered by: Micro-USB, 3.3V to 3.3V pin, 5V to Vin pin
  • 17 Digital I/O pins
  • 1 Analog Input pin
  • SPI, UART, I2S and I2C interface
  • PCB antenna


  • Flash Memory: 4 MB
  • RAM: 128 KB
  • Clock Speed: 80 MHz
  • 802.11b/g/n HT40 Wi-Fi transceiver
  • Frequency Range: 2.4G ~ 2.5G
  • Standards: FCC/CE/TELEC/SRRC
  • Security Modes: WPA, WPA2
  • Encryption: WEP/TKIP/AES
  • Network Protocols: IPv4, TCP/UDP/HTTP/FTP

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  • Stock: In Stock - 92 pcs
  • Model: ESP-12E
  • SKU: 0802021