--- product_id: 557849688 title: "Arduino UNO R4 WiFi - Renesas RA4M1 / ESP32-S3 - Wi-Fi, Bluetooth, USB-C, CAN, DAC, OP AMP, Qwiic Connector, 12x8 LED Matrix" brand: "arduino" price: "Β₯19978" currency: JPY in_stock: true reviews_count: 12 category: "Arduino" url: https://www.desertcart.jp/products/557849688-arduino-uno-r4-wifi-renesas-ra4m1-esp32-s3-wi-fi store_origin: JP region: Japan --- # 48 MHz ARM Cortex speed Dual Wi-Fi & Bluetooth connectivity 12x8 vibrant LED matrix Arduino UNO R4 WiFi - Renesas RA4M1 / ESP32-S3 - Wi-Fi, Bluetooth, USB-C, CAN, DAC, OP AMP, Qwiic Connector, 12x8 LED Matrix **Brand:** arduino **Price:** Β₯19978 **Availability:** βœ… In Stock ## Summary > πŸš€ Elevate your maker game with the Arduino UNO R4 WiFi β€” where speed meets smart connectivity! ## Quick Answers - **What is this?** Arduino UNO R4 WiFi - Renesas RA4M1 / ESP32-S3 - Wi-Fi, Bluetooth, USB-C, CAN, DAC, OP AMP, Qwiic Connector, 12x8 LED Matrix by arduino - **How much does it cost?** Β₯19978 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/557849688-arduino-uno-r4-wifi-renesas-ra4m1-esp32-s3-wi-fi) ## Best For - arduino enthusiasts ## Why This Product - Trusted arduino brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Cloud-Ready IoT Hub:** Full Arduino Cloud support enables remote control, OTA updates, and real-time data sharing. - β€’ **Powerhouse Performance:** 48 MHz Renesas RA4M1 MCU delivers lightning-fast processing for complex projects. - β€’ **Creative Visuals Onboard:** Integrated 96-dot LED matrix sparks instant project animation without extra components. - β€’ **Plug & Play Compatibility:** Maintains UNO form factor with expanded 5-24V input range for versatile hardware integration. - β€’ **Seamless Wireless Integration:** Built-in ESP32-S3 coprocessor powers Wi-Fi & Bluetooth, freeing main MCU for multitasking. ## Overview The Arduino UNO R4 WiFi combines a 48 MHz Renesas RA4M1 microcontroller with an ESP32-S3 coprocessor to deliver powerful processing alongside seamless Wi-Fi and Bluetooth connectivity. Featuring a 12x8 LED matrix, Qwiic connector, and expanded 5-24V input range, it supports complex IoT and embedded projects with full Arduino Cloud compatibility for remote management and OTA updates. ## Description Arduino UNO R4 WiFi - Renesas RA4M1 / ESP32-S3 - Wi-Fi, Bluetooth, USB-C, CAN, DAC, OP AMP, Qwiic Connector, 12x8 LED Matrix : desertcart.in: Industrial & Scientific Review: Authentic original Arduino Uno R4 with features and speed to do more - Authentic original Arduino Uno R4.. This version has a high performance ARM based Micro Controller device with well integrated on-chip memory, flash and eeprom, analog interfaces etc. Provides identical interface as a traditional AVR series MCU based boards.. The integrated ESP32 based WiFi and Bluetooth make this a compelling unit for IoT projects.. The 8x12 LED array is superb! Works great with the standard Arduino IDE Review: Excellent - Arduino is very good and also the led matrix. value for money. Easy to use. Available qwiic connector . Code uploading very fast ## Features - The Arduino UNO R4 WiFi combines the processing power and exciting new peripherals of the RA4M1 microcontroller from Renesas with the wireless connectivity power of the ESP32-S3 from Espressif. On top of this, the UNO R4 WiFi offers an on-board 12x8 LED matrix, Qwiic connector, HID support, VRTC, and OFF pin, covering all potential needs makers will have for their next project. - Expanded memory and faster clock with extra on-board peripherals: The UNO R4 WiFi empowers you with increased memory and a faster clock speed, enabling more precise calculations, effortless handling of complex projects, and the ability to tackle demanding tasks with ease. Additionally, it introduces a range of on-board peripherals, including a 12-bit DAC, CAN BUS, OP AMP, OFF pin, VRCT pin and Qwiic connector, providing expanded capabilities and design flexibility. - Hardware compatibility with UNO hardware and larger input voltage range: The UNO R4 WiFi maintains hardware compatibility with the UNO form factor and operates at 5V. It now supports a wider input voltage range, up to 24V, enabling seamless integration with motors, LED strips, and other actuators. This allows for easy porting of projects developed with previous UNO form factor boards and simplifies projects by utilizing a single power source. - Wi-Fi/Bluetooth and Arduino Cloud compatibility: The UNO R4 WiFi combines an ESP32-S3 coprocessor for seamless Wi-Fi and Bluetooth connectivity. It frees up the RA4M1 microcontroller for other tasks. With built-in Wi-Fi and Bluetooth, makers can create IoT projects, benefiting from standardized APIs and existing projects. The UNO R4 WiFi is fully compatible with Arduino Cloud, allowing remote data storage, interactive dashboards, Over-the-Air uploads, and variable sharing among boards. - LED matrix creativity: The UNO R4 WiFi boasts a vibrant 12x8 red LED matrix (96 dots) perfect for creative projects, animating visuals or plotting sensor data, all without requiring extra hardware. Users can utilize the provided API and tutorials for manual LED control via sketch code. Access a gallery of pre-made animations and leverage our online tool for easy creation of custom visual effects. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C8V88Z9D | | Best Sellers Rank | #32,135 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #11 in Microprocessors | | Box Contents | ARDUINO UNO R4 | | Brand | Arduino | | Brand Name | Arduino | | CPU Speed | 48 MHz | | Compatible Devices | Devices with UART, SPI, I2C, or CAN interfaces | | Connectivity Technology | Bluetooth, USB, Wi-Fi | | Country of Origin | USA | | Customer Reviews | 4.7 out of 5 stars 2,154 Reviews | | External Testing Certification | NΓ£o aplicΓ‘vel | | Importer Contact Information | Robocraze Ground Floor 912/10 Kalyan nagar Bengaluru 560043 | | Included Components | ARDUINO UNO R4 | | Item Dimensions L x W x H | 8L x 20W x 26H Centimeters | | Item Type Name | Single Board Computer | | Item Weight Unit of Measure | 20 Grams | | Manufacturer | Arduino, Arduino AG 8032 ZURICH SWITZERLAND | | Manufacturer Contact Information | Arduino AG 8032 ZURICH SWITZERLAND | | Manufacturer Part Number | ABX00087 | | Model Name | Arduino UNO R4 WiFi | | Model Number | ABX00087 | | Network Connectivity Technology | Bluetooth, USB, Wi-Fi | | Number of Items | 1 | | Operating System | FreeRTOS | | Packer Contact Information | Arduino Foundation Boston USA | | Processor Brand | Espressif | | Processor Count | 1 | | Processor Speed | 48 MHz | | RAM Memory Technology | SRAM | | Total USB Ports | 1 | | Warranty Description | 1 year manufacturer | | Wireless Compability | Bluetooth | ## Product Details - **Brand:** Arduino - **CPU Speed:** 48 MHz - **Connectivity Technology:** Bluetooth, USB, Wi-Fi - **Included Components:** ARDUINO UNO R4 - **Model Name:** Arduino UNO R4 WiFi ## Images ![Arduino UNO R4 WiFi - Renesas RA4M1 / ESP32-S3 - Wi-Fi, Bluetooth, USB-C, CAN, DAC, OP AMP, Qwiic Connector, 12x8 LED Matrix - Image 1](https://m.media-amazon.com/images/I/614tXIQWSRL.jpg) ## Questions & Answers **Q: What is the main difference between the Uno R4 WiFi and the Uno R4 Minima?** A: The Uno R4 WiFi includes an on-board ESP32-S3 for Wi-Fi and Bluetooth, plus an LED matrix. The Uno R4 Minima is a more cost-effective version without these features. **Q: Is the Arduino Uno R4 series backward compatible with my old projects?** A: Yes, the Uno R4 boards maintain the same form factor, pinout, and 5V operating voltage as the UNO R3, ensuring compatibility with your existing shields and projects. **Q: What is the Qwiic connector for?** A: The Uno R4 WiFi's Qwiic connector allows for quick plug-and-play integration with a vast ecosystem of I2C sensors and modules, including our own Arduino Modulinos. **Q: How does the Uno R4 compare to the original Uno R3?** A: The Uno R4 is a significant upgrade with a faster 32-bit processor, more memory, and new features like a DAC and CAN Bus, while keeping the classic 5V operating voltage. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Authentic original Arduino Uno R4 with features and speed to do more *by A***J on 28 April 2024* Authentic original Arduino Uno R4.. This version has a high performance ARM based Micro Controller device with well integrated on-chip memory, flash and eeprom, analog interfaces etc. Provides identical interface as a traditional AVR series MCU based boards.. The integrated ESP32 based WiFi and Bluetooth make this a compelling unit for IoT projects.. The 8x12 LED array is superb! Works great with the standard Arduino IDE ### ⭐⭐⭐⭐⭐ Excellent *by S***L on 16 April 2025* Arduino is very good and also the led matrix. value for money. Easy to use. Available qwiic connector . Code uploading very fast ### ⭐⭐⭐⭐⭐ Great product! *by P***R on 21 August 2023* The product received was in good condition. ## Frequently Bought Together - Arduino UNO R4 WiFi [ABX00087] – Renesas RA4M1 + ESP32-S3, Wi-Fi, Bluetooth, USB-C, CAN, 12-bit DAC, OP AMP, Qwiic Connector, 12x8 LED Matrix for Advanced IoT & Embedded Projects - ELEGOO 120pcs Multicolored Dupont Wire 40pin Male to Female, 40pin Male to Male, 40pin Female to Female Breadboard Jumper Ribbon Cables Kit Compatible with Arduino Projects - Arduino Uno REV3 [A000066] – ATmega328P Microcontroller, 16MHz, 14 Digital I/O Pins, 6 Analog Inputs, 32KB Flash, USB Connectivity, Compatible with Arduino IDE for DIY Projects and Prototyping --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/557849688-arduino-uno-r4-wifi-renesas-ra4m1-esp32-s3-wi-fi](https://www.desertcart.jp/products/557849688-arduino-uno-r4-wifi-renesas-ra4m1-esp32-s3-wi-fi) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-05*