---
product_id: 50042306
title: "Arduino compatible Uno R3 ATmega 328P board. Includes USB cable. Comes with a DVD of sample Arduino sketches for attaching PIR modules or Magnetic Door sensors."
brand: "tr computers"
price: "S$20"
currency: SGD
in_stock: false
category: "Electronics"
url: https://www.desertcart.sg/products/50042306-arduino-compatible-uno-r3-atmega-328p-board-includes-usb-cable
store_origin: SG
region: Singapore
---

# Arduino compatible Uno R3 ATmega 328P board. Includes USB cable. Comes with a DVD of sample Arduino sketches for attaching PIR modules or Magnetic Door sensors.

**Brand:** tr computers
**Price:** S$20
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Arduino compatible Uno R3 ATmega 328P board. Includes USB cable. Comes with a DVD of sample Arduino sketches for attaching PIR modules or Magnetic Door sensors. by tr computers
- **How much does it cost?** S$20 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/50042306-arduino-compatible-uno-r3-atmega-328p-board-includes-usb-cable)

## Best For

- tr computers enthusiasts

## Why This Product

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

## Description

Arduino compatible UNO R3 ATmega328P board 
 
 Includes a USB cable. Comes with a DVD containing sample Arduino sketches for attaching PIR or Magnetic Door sensors. DVD also includes Python scripts to be run on a PC that let the Arduino talk to the PC over USB port.

## Features

- Arduino compatible UNO R3 ATmega328P board
- Includes a USB cable
- Comes with a DVD containing sample Arduino sketches for attaching PIR or Magnetic Door sensors
- DVD also includes Python scripts to be run on a PC that let the Arduino talk to the PC over USB port
- Our Python scripts will email your phone when a door is opened or PIR is triggered.

## Images

![Arduino compatible Uno R3 ATmega 328P board. Includes USB cable. Comes with a DVD of sample Arduino sketches for attaching PIR modules or Magnetic Door sensors. - Image 1](https://images-eu.ssl-images-amazon.com/images/I/51kSEW7P33L.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.sg/products/50042306-arduino-compatible-uno-r3-atmega-328p-board-includes-usb-cable](https://www.desertcart.sg/products/50042306-arduino-compatible-uno-r3-atmega-328p-board-includes-usb-cable)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-05-16*