The AZ-Delivery D1 Mini NodeMcu with ESP8266-12F WLAN Module CH340 Lua is equipped with a powerful ESP8266 processor and integrated WLAN. This NodeMcu is particularly popular due to its small dimensions. A CH340 chip with USB-C socket is on board for easy and convenient programming. This compact development board can be used for various applications and projects due to its light weight and design. For example, it can measure air pressure, temperature and humidity with many of our sensors using its own web server via a WLAN connection. The D1 mini module is supplied unsoldered with: one pair of eight-pin headers one pair of eight-pin female connectors one pair of eight-pin female connectors with extra long legs Technical data Operating voltage 3.3V DC Chip ESP8266-12F Clock frequency 80MHz / 160MHz Flash 4MB Digital I/O pins 9 Analog input pin 1 Port USB-C USB chip CH340 chip Dimensions 25 x 35 x 6 mm https://elecena.pl/product/26934868/d1-mini-nodemcu-with-esp8266-12f-with-usb-c-connection-wlan-modules-ch340g-lua-compatible-with-arduino 2024-09-19 https://elecena.pl/product/26934868/d1-mini-nodemcu-with-esp8266-12f-with-usb-c-connection-wlan-modules-ch340g-lua-compatible-with-arduino 2025-06-27 https://elecena.pl/product/26934868/d1-mini-nodemcu-with-esp8266-12f-with-usb-c-connection-wlan-modules-ch340g-lua-compatible-with-arduino 2025-06-30 https://elecena.pl/product/26934868/d1-mini-nodemcu-with-esp8266-12f-with-usb-c-connection-wlan-modules-ch340g-lua-compatible-with-arduino 2025-08-18 https://elecena.pl/product/26934868/d1-mini-nodemcu-with-esp8266-12f-with-usb-c-connection-wlan-modules-ch340g-lua-compatible-with-arduino 2025-08-19 https://elecena.pl/product/26934868/d1-mini-nodemcu-with-esp8266-12f-with-usb-c-connection-wlan-modules-ch340g-lua-compatible-with-arduino 2025-09-06 https://elecena.pl/product/26934868/d1-mini-nodemcu-with-esp8266-12f-with-usb-c-connection-wlan-modules-ch340g-lua-compatible-with-arduino 2025-09-08 https://elecena.pl/product/26934868/d1-mini-nodemcu-with-esp8266-12f-with-usb-c-connection-wlan-modules-ch340g-lua-compatible-with-arduino 2025-12-01 https://elecena.pl/product/26934868/d1-mini-nodemcu-with-esp8266-12f-with-usb-c-connection-wlan-modules-ch340g-lua-compatible-with-arduino 2025-12-03 https://elecena.pl/product/26934868/d1-mini-nodemcu-with-esp8266-12f-with-usb-c-connection-wlan-modules-ch340g-lua-compatible-with-arduino 2026-06-02 https://elecena.pl/product/26934868/d1-mini-nodemcu-with-esp8266-12f-with-usb-c-connection-wlan-modules-ch340g-lua-compatible-with-arduino 2026-06-03 https://elecena.pl/product/26934868/d1-mini-nodemcu-with-esp8266-12f-with-usb-c-connection-wlan-modules-ch340g-lua-compatible-with-arduino 2026-07-31