---
product_id: 109840701
title: "Erratum Solutions WeMos D1 mini - Mini NodeMcu 4M bytes WIFI Internet of Things development board based ESP8266 (1)"
brand: "erratum solutions"
price: "FREE"
currency: PLN
in_stock: false
reviews_count: 1
category: "Industrial"
url: https://www.desertcart.pl/products/109840701-erratum-solutions-wemos-d1-mini-mini-nodemcu-4m-bytes-wifi
store_origin: PL
region: Poland
---

# Erratum Solutions WeMos D1 mini - Mini NodeMcu 4M bytes WIFI Internet of Things development board based ESP8266 (1)

**Brand:** erratum solutions
**Price:** FREE
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Erratum Solutions WeMos D1 mini - Mini NodeMcu 4M bytes WIFI Internet of Things development board based ESP8266 (1) by erratum solutions
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/109840701-erratum-solutions-wemos-d1-mini-mini-nodemcu-4m-bytes-wifi)

## Best For

- erratum solutions enthusiasts

## Why This Product

- Trusted erratum solutions brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

WeMos D1 Mini, ESP8266 based. Arduino IDE supporting. The development board is based on the WiFi-SoC ESP8266 and is made for fast Internet-of-Things (IoT) prototyping. It is flashed with the NodeMCU firmware and can be set up and programmed right away with the on-board microUSB connection. With only few lines of code the NodeMCU Dev Kit is connected to your local network and ready to be controlled by other network members like computers and smartphones. The D1 mini is a mini WiFi board based on ESP-8266EX. Features: -11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wire supported (except D0) -1 analogue input (3. 3V max input) -A Micro USB connection - Package included: 1 x D1 Mini 2 x Lange Weibliche Pins 2 x Kurze Weibliche Pins 2 x Normal Pins. Important:Only Erratum Solutions is the authorized seller for all products sold under brand name "Erratum Solutions"

## Features

- 11 digital input/output pins [1 analog input]
- Micro USB connection
- Compatible with Arduino IDE [Use NodeMCU v1.0]
- For fast IOT prototyping
- It is flashed with the NodeMCU firmware and can be set up and programmed right away with the on-board MicroUSB connection

## Images

![Erratum Solutions WeMos D1 mini - Mini NodeMcu 4M bytes WIFI Internet of Things development board based ESP8266 (1) - Image 1](https://images-na.ssl-images-amazon.com/images/I/71b-ABFmujL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Nice Product
  

*by A***A on 2 December 2019*









  
  
    I love this mini wifi microcontroller.Works well.I have been using this board since last 3 months. No problems till now.
  


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**Shop now:** [https://www.desertcart.pl/products/109840701-erratum-solutions-wemos-d1-mini-mini-nodemcu-4m-bytes-wifi](https://www.desertcart.pl/products/109840701-erratum-solutions-wemos-d1-mini-mini-nodemcu-4m-bytes-wifi)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-04-22*