D1 Mini Pro, ESP8266EX View larger

D1 Mini Pro, ESP8266EX


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The D1 mini Pro is a mini wifi board based on ESP-8266EX. Upgrade to use CP2104 USB-TTL and 16M flash.


  • 11 digital input/output pins
  • Interrupt/pwm/I2C/one-wire
  • 1 analog input(3.2V max input)
  • 16M bytes(128M bit) Flash
  • External antenna connector
  • Built-in ceramic antenna
  • New CP2104 USB-TO-UART IC
  • Same size as D1 mini, but more light


  • Microcontroller ESP-8266EX
  • Operating Voltage 3.3V
  • Digital I/O Pins 11
  • Analog Input Pins 1(Max input: 3.2V)
  • Clock Speed 80MHz/160MHz
  • Flash 16M bytes
  • Length 34.2mm, Width 25.6mm, Weight 2.5g

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