Wemos D1 mini (4MB Flash)


  • 11 digital input/output pins
  • Interrupt/pwm/I2C/one-wire
  • 1 analog input(1V max input)
  • 4M bytes(128M bit) Flash
  • External antenna connector
  • Built-in ceramic antenna
  • New CP2104 USB-TO-UART IC

2 in stock

SKU: X002BTZHRZ Category:


A mini wifi board with 16MB flash, external antenna connector and built-in ceramic antenna based on ESP-8266EX.

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 4M bytes
Length 34.2mm
Width 25.6mm
Weight 2.5g


Additional information

Weight 0.007 kg
Dimensions 5 × 5 × 0.5 cm


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