The computer cannot recognise the UNO R3 board?

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.

The UNO board heats up when it is powered on?

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.

Unable to upload code to UNO board?

(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.

Do I need extra parts to start?

No. The board and USB cable are included. You can start programming right away.

Is this suitable for 12+ students?

Yes. Recommended for learners under 12 with adult guidance as needed.

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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ELEGOO UNO R3 Board with USB Cable Compatible with Arduino | 32KB Flash Memory, 16Mhz Clock Speed, 14 Digital I/O Pins, RoHS Compliant

Product ID: 379007070

Details

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

⚡16 MHz clock speed

📟14 digital I/O pins with 6 PWM

🔌USB cable included for instant use

13159 Ft

Duties & taxes included

In stock

Sold byAmazon HungaryDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

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

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.

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.

Specifications

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

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