Mini D1 PRO ESP8266 Development Board with 4 MB Flash and WiFi

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The Mini D1 PRO is a compact development board based on the Espressif ESP8266EX with integrated 2.4 GHz WiFi. It is fully compatible with the Arduino IDE and is ideal for IoT projects, home automation, wireless sensors, remote control applications and rapid prototyping.

The board is equipped with 4 MB of SPI Flash memory from XMC, providing ample storage for firmware, file systems and OTA firmware updates. USB communication is handled by the Silicon Labs CP2104 USB to UART bridge, allowing easy programming and serial communication through the Micro-USB connector.

For wireless connectivity the board includes both an integrated ceramic chip antenna and a U.FL or IPEX connector for an external 2.4 GHz WiFi antenna. This allows the user to choose the most suitable antenna configuration and improve wireless coverage when an external antenna is used.

The D1 Mini compatible form factor makes the board suitable for many expansion boards and accessories designed for the Mini D1 family. Its compact size makes it well suited for embedded installations and portable applications.

The board can be programmed using the Arduino IDE and is also supported by PlatformIO, the ESP8266 SDK and other development environments.

Facts.
Product name: Mini D1 PRO Upgrade NodeMCU Lua WiFi Development Board
Microcontroller: ESP8266EX
Flash memory: 32 Mbit SPI Flash
Flash capacity: 4 MB
Flash device: XMC XM25QH32
USB to UART: Silicon Labs CP2104
USB connector: Micro-USB
Wireless communication: 2.4 GHz WiFi 802.11 b g n
Internal antenna: Ceramic chip antenna
External antenna: U.FL or IPEX MHF1 connector
Antenna feature: Selectable internal or external antenna
Programming: Arduino IDE
Compatibility: Arduino
Development environment: Arduino IDE, PlatformIO, ESP8266 SDK
Dimensions: 25.5 x 34.1 mm
Supply voltage: 5 V via USB or 3.3 V
Logic level: 3.3 V
Serial communication: UART
Connection: Micro-USB
Applications: IoT, home automation, wireless sensors, control systems and rapid prototyping

Included.
1 pc module.

About the product.
Weight: approx 10 gram.
Contact us if you have questions at info@pchbutik.se
Article no: 3155
Remaining stock quantity can be found under the Product details tab.
In our range since: 2026-08-24

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