# Development Board Arduino UNO Rev3

**URL:** https://aio.lv/en/product--arduino-a000066--1721628
**Data updated:** 2025-12-29 07:48 (EET)
**Category:** Electronics Accessories
**Manufacturer:** Arduino
**Manufacturer code:** A000066
**EAN:** 8058333490090
**Warranty:** 1 Year
**Availability:** Available for order
**Price:** 38.49 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 31.81 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--arduino-a000066--1721628

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The Arduino UNO Rev3 is a versatile development board featuring the ATmega328 microcontroller with a 16 MHz frequency. It has 32 KB of flash memory, 2 KB of SRAM, and 1 KB of EEPROM. The board operates at 5 V and supports a DC input voltage of 7-12 V. With dimensions of 53.4 x 68.6 mm and a weight of 25 g, it is compact and lightweight, making it ideal for various projects.

## Long description

Arduino Uno Rev3 is a development board based on the ATmega328P 8-bit microcontroller. It features 32 KB of flash memory, 2 KB of SRAM and 1 KB of EEPROM, and runs at 16 MHz with a 5 V operating voltage. The board can be powered via USB, an AC-to-DC adapter or a battery and measures 53.4 x 68.6 mm, weighing 25 g. Arduino Uno Rev3 is widely used and well documented, providing an accessible platform for learning how sensors and actuators work and for rapid prototyping.
Advantages
Arduino Uno Rev3 offers broad community support and extensive documentation, making troubleshooting and project learning easier. The compact size and standard pin layout allow compatibility with many shields and modules. Built-in USB connectivity simplifies programming and power supply, while the proven ATmega328P microcontroller provides reliable performance for a wide range of educational and prototyping tasks.
Suitable for
 Learning electronics and embedded programming
 Prototyping sensors and actuator projects
 Educational kits and classroom projects
 Small automation and hobbyist applications
Key specifications
 Microcontroller: ATmega328P (8-bit)
 Clock speed: 16 MHz
 Flash memory: 32 KB
 SRAM: 2 KB
 EEPROM: 1 KB
 Operating voltage: 5 V
 Recommended DC input: 7–12 V
 Dimensions: 53.4 x 68.6 mm
 Weight: 25 g
 Brand: Arduino, MPN: A000066, EAN: 8058333490090
How to use
Connect the Arduino Uno Rev3 to a computer using a USB cable to program it with the Arduino IDE. Alternatively, supply power with a compatible AC-to-DC adapter or a battery within the recommended 7–12 V range. Attach sensors, actuators or shields to the digital and analog pins according to your project schematic and upload sketches from the IDE to run your program.
Usage recommendations
Use official or well-documented third-party shields and follow the recommended input voltage range (7–12 V) to avoid damage. For beginners, start with simple examples from the Arduino IDE and consult community resources for troubleshooting and project ideas.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.025 kg |
| Flash memory | 0.032 MB |
| Form factor | Arduino |
| Ethernet LAN | No |
| Wi-Fi | No |
| Operating voltage | 5 V |
| DC input voltage | 7-12 |
| USB ports quantity | 1 |
| Microcontroller model | ATmega328 |
| Microcontroller frequency | 16 MHz |
| SRAM (Static Random Access Memory) | 2 KB |
| EEPROM (Electrically Erasable Programmable Read-Only Memory) | 1 KB |
| Number of analog I/O pins | 6 |
| Number of digital I/O pins | 14 |
| PWM digital I/O pins | 6 |
| Input voltage (max) | 6 - 20 |
| DC current per I/O pin | 40 mA |
| Board dimensions | 53.4 x 68.6 |

## FAQ

### How much does the Development Board Arduino UNO Rev3 cost, and is it available for purchase?

The price is 38.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 126 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Arduino products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Arduino service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/1721628/64185352_large.webp