---
product_id: 379007070
title: "ELEGOO UNO R3 Controller Board"
brand: "elegoo"
price: "VT7218"
currency: VUV
in_stock: true
category: "Elegoo"
url: https://www.desertcart.vu/products/379007070-elegoo-uno-r3-controller-board
store_origin: VU
region: Vanuatu
---

# 16 MHz clock speed 14 digital I/O pins with 6 PWM USB cable included for instant use ELEGOO UNO R3 Controller Board

**Brand:** elegoo
**Price:** VT7218
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your maker game with ELEGOO UNO R3 — where innovation meets instant action!

## Quick Answers

- **What is this?** ELEGOO UNO R3 Controller Board by elegoo
- **How much does it cost?** VT7218 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/379007070-elegoo-uno-r3-controller-board)

## Best For

- elegoo enthusiasts

## Why This Product

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

## Key Features

- • **Plug & Play Power:** Includes USB cable for seamless programming and power—get started instantly without extra gear.
- • **Robust I/O Arsenal:** 14 digital pins plus 6 PWM and 6 analog inputs for ultimate project versatility and sensor compatibility.
- • **Balanced Memory Muscle:** 32KB flash and 2KB SRAM powered by a stable 16 MHz oscillator—perfect for complex, reliable projects.
- • **Smooth IDE Integration:** Fully compatible with Arduino IDE, unlocking vast libraries and community-driven resources for rapid prototyping.
- • **Future-Proof Flexibility:** Supports UART, I2C, SPI interfaces—expand your smart home, robotics, or interactive art ambitions effortlessly.

## Overview

The ELEGOO UNO R3 is a beginner-friendly, Arduino-compatible development board featuring a 16 MHz processor, 32KB flash memory, and 14 digital I/O pins (6 PWM). It includes a USB cable for immediate programming and power, supports multiple communication protocols (UART, I2C, SPI), and is ideal for DIY projects, robotics, and smart prototypes. RoHS compliant and backed by a 1-year warranty, it offers a reliable, versatile platform for professional and hobbyist creators alike.

## Description

ELEGOO UNO R3 Board with USB Cable Compatible with Arduino | 32KB Flash Memory, 16Mhz Clock Speed, 14 Digital I/O Pins, RoHS Compliant: desertcart.co.uk: Business, Industry & Science

## Features

- Full IDE Compatibility: Seamlessly works with the official Arduino IDE for easy programming. Access vast libraries and examples to quickly bring your ideas to life. This UNO R3 board is an ideal and cost-effective starting point for beginners and makers.
- Versatile I/O Pinout: Features 14 digital I/O pins (with 6 for PWM) and 6 analog inputs. Standard interfaces like UART, I2C, and SPI offer maximum compatibility with shields and sensors.
- Balanced Memory & Performance: The ELEGOO UNO board is equipped with 32KB of program storage and 2 KB of SRAM, powered by a 16 MHZ crystal oscillator. Provides a stable foundation for a wide range of complex projects.
- USB Cable Included: Comes with a standard USB cable for both programming and power. Ready to use right out of the box, supports USB 5V Input and 7V -12 V DC Input. For small projects, we recommend using a 9 V, 1 A Charger Input to ensure a stable user experience.
- Wide Applications: Our ELEGOO UNO R3 can be a perfect starting point for education, DIY projects, robotics, smart home prototypes, and interactive art installations.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09JWFTZ2V |
| Best Sellers Rank | 3,278 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 4 in Microcontrollers |
| Box Contents | UNO R3 Board x 1, USB Cable x 1 |
| Brand Name | ELEGOO |
| CPU Model | Others |
| Compatible Devices | PC |
| Country of Origin | China |
| Customer Reviews | 4.7 4.7 out of 5 stars (310) |
| Manufacturer | ELEGOO |
| Memory Storage Capacity | 32 KB |
| Model Name | UNO R3 |
| Network Connectivity Technology | USB |
| Number of Items | 1 |
| Operating System | Linux, Windows 10, mac |
| Processor Brand | AMD |
| Processor Count | 1 |
| Processor Speed | 16 MHz |
| Product Warranty | 1 year manufacturer |
| RAM Memory Installed | 32 KB |
| RAM Memory Technology | DDR3L |
| Total USB Ports | 1 |

## Product Details

- **Brand:** ELEGOO
- **CPU model:** Others
- **Memory storage capacity:** 32 KB
- **Model name:** UNO R3
- **RAM memory installed size:** 32 KB

## Images

![ELEGOO UNO R3 Controller Board - Image 1](https://m.media-amazon.com/images/I/71y8RxITcyL.jpg)

## Questions & Answers

**Q: The computer cannot recognise the UNO R3 board?**
A: Please check if your computer makes a new device recognition sound when the board is plugged in. If not, use another USB cable to connect to another USB port. Please connect the UNO board to another computer to make sure it is not a computer problem.

**Q: The UNO board heats up when it is powered on?**
A: Please disconnect all connections to the control board and try to use another USB cable to check the problem. If there is still a problem, please send us a picture of heating area to troubleshooting.

**Q: Unable to upload code to UNO board?**
A: (1) Please make sure you have selected the correct board type and port #COM. (2) When you press the reset button, does the LED flash two or three times? If not, it may be that the bootloader is broken. Or just reach out to us.

**Q: Do I need extra parts to start?**
A: No. The board and USB cable are included. You can start programming right away.

**Q: Is this suitable for 12+ students?**
A: Yes. Recommended for learners under 12 with adult guidance as needed.

## Frequently Bought Together

- ELEGOO UNO R3 Board for Arduino with USB Cable(Arduino-Compatible) More Faster In Transfer Rates And Better At Storage And Operation
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- sb components Transparent case for Arduino UNO R3 (Clear) - ROHS Compliant

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**Shop now:** [https://www.desertcart.vu/products/379007070-elegoo-uno-r3-controller-board](https://www.desertcart.vu/products/379007070-elegoo-uno-r3-controller-board)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-08-28*