--- product_id: 416219032 title: "XIAO nRF52840" brand: "seeed studio" price: "€ 34.09" currency: EUR in_stock: true category: "Seeed Studio" url: https://www.desertcart.de/products/416219032-xiao-nrf52840 store_origin: DE region: Germany --- # 64MHz ARM Cortex-M4 CPU Bluetooth 5.0 + NFC onboard antenna Ultra-low 5μA deep sleep power XIAO nRF52840 **Brand:** seeed studio **Price:** € 34.09 **Availability:** ✅ In Stock ## Summary > 🚀 Tiny Tech, Massive Impact: Power Your Next IoT Revolution ## Quick Answers - **What is this?** XIAO nRF52840 by seeed studio - **How much does it cost?** € 34.09 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/416219032-xiao-nrf52840) ## Best For - seeed studio enthusiasts ## Why This Product - Trusted seeed studio brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Yet Mighty:** Ultra-small 21x17.5mm form factor fits anywhere — perfect for sleek, next-gen wearable tech and smart devices. - • **Plug & Play Versatility:** Supports Arduino, CircuitPython, MicroPython — code your way with 2MB flash and multiple serial interfaces (UART, I2C, SPI). - • **Battery-Friendly All Day:** Ultra-low 5μA deep sleep mode with integrated lithium battery charging chip means your projects run longer, worry-free. - • **Seamless Wireless Freedom:** Built-in Bluetooth 5.0 and NFC with onboard antenna keep your IoT and wearable projects effortlessly connected. - • **Blazing Fast Cortex-M4 Power:** Harness a 64MHz 32-bit ARM CPU with FPU for lightning-quick processing and smooth TinyML performance. ## Overview The Seeed Studio XIAO nRF52840 is a compact, high-performance microcontroller board featuring a 64MHz ARM Cortex-M4 CPU with FPU, integrated Bluetooth 5.0 and NFC wireless connectivity, and a rich interface supporting UART, I2C, and SPI. Designed for wearable and IoT applications, it offers ultra-low power consumption with a 5μA deep sleep mode and onboard lithium battery charging. Compatible with Arduino, CircuitPython, and MicroPython, this tiny powerhouse enables versatile, efficient development for cutting-edge smart devices. ## Description desertcart.com: Seeed Studio XIAO nRF52840 - Supports Arduino/CircuitPython - Bluetooth5.0 NFC, with Onboard Antenna, Microcontroller with Rich Interface for Tiny Machine Learning Works with desertcart Sidewalk. : Electronics ## Features - 📌【Powerful CPU】As the first wireless product in the Seeed XIAO family, Seeed Studio XIAO nRF52840 has equipped a powerful Nordic nRF52840 MCU which is designed in a Bluetooth 5.0 module, built around 32-bit ARM Cortex-M4 CPU with Floating-Point Unit(FPU) operating at 64Mhz. - 📌【Wireless Capabilities】XIAO nRF52840 has Bluetooth 5.0 NFC module with an onboard antenna. With the capabilities of wireless connection, it still remains the Seeed XIAO series classic form-factor of small and exquisite which can be used for wearable devices and Internet of Things projects. - 📌【Rich Interface】Firstly, the Near Field Communication(NFC) is functional on the board. Secondly, there is a tiny and elegant reset button on one side of the Type-C interface. On the other side, it is designed in a three-in-one LED along with power LED. It supports UART, IIC, and SPI all three common serial ports. Same as Seeed XIAO RP2040, it has an onboard 2 MB flash which means it can also be programmed by Arduino, MicroPython, CircuitPython, or other program languages. - 📌【Ultra-low Sleep Power】5 μA, deep sleep model with battery charging chip: BQ25101 chip supported lithium battery charge management. - 📌【Ultra-small Size】21 x 17.5mm, Seeed Xiao series classic form-factor for wearable devices. Part List: Seeed XIAO BLE nRF52840*1/7 Pins Header*2. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09T9VVQG7 | | Best Sellers Rank | #40 in Single Board Computers (Computers & Accessories) | | Brand | seeed studio | | Built-In Media | / | | Compatible Devices | Computers (PCs, laptops, tablets), microcontrollers (Arduino), and other devices that can communicate via USB or wirelessly | | Connectivity Technology | Bluetooth 5.0, NFC, Zigbee | | Customer Reviews | 4.4 4.4 out of 5 stars (102) | | Item Dimensions L x W x H | 0.83"L x 0.69"W x 0.83"H | | Manufacturer | seeed studio | | Memory Storage Capacity | 2 MB | | Mfr Part Number | 102010448-FA | | Model Name | Seeed Studio XIAO nRF52840 | | Operating System | Arduino IDE, MicroPython, CircuitPython | | Processor Brand | Nordic | | Processor Count | 1 | | Processor Speed | 0.06 GHz | | RAM Memory Installed | 0.25 MB | | RAM Memory Technology | RAM | | Total Usb Ports | 1 | | Unit Count | 1 Count | | Warranty Description | / | | Wireless Compability | Bluetooth | ## Product Details - **Brand:** seeed studio - **CPU Speed:** 0.06 GHz - **Memory Storage Capacity:** 2 MB - **Model Name:** Seeed Studio XIAO nRF52840 - **Ram Memory Installed Size:** 0.25 MB ## Images ![XIAO nRF52840 - Image 1](https://m.media-amazon.com/images/I/61VzG7EuK3L.jpg) ![XIAO nRF52840 - Image 2](https://m.media-amazon.com/images/I/61-yWm-whwL.jpg) ![XIAO nRF52840 - Image 3](https://m.media-amazon.com/images/I/51i+aUY0KZL.jpg) ![XIAO nRF52840 - Image 4](https://m.media-amazon.com/images/I/51ZAvdY30AL.jpg) ![XIAO nRF52840 - Image 5](https://m.media-amazon.com/images/I/51r5WFQE+6L.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Seeed Studio XIAO nRF52840 - Supports Arduino/CircuitPython - Bluetooth5.0 NFC, with Onboard Antenna, Microcontroller with Rich Interface for Tiny Machine Learning Works with Amazon Sidewalk. - Seeed Studio XIAO ESP32C3 - Tiny MCU Board with Wi-Fi and BLE for IoT Controlling Scenarios. Microcontroller with Battery Charge, Power Efficient, and Rich Interface for Tiny Machine Learning. … --- ## 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.de/products/416219032-xiao-nrf52840](https://www.desertcart.de/products/416219032-xiao-nrf52840) --- *Product available on Desertcart Germany* *Store origin: DE* *Last updated: 2026-07-30*