--- product_id: 663605942 title: "XIAO nRF52840 3PCS Pack - NFC, Onboard Bluetooth5.0 Antenna, Supporting Arduino, MicroPython, CircuitPython, tinyGo, Zephyr, Meshtastic, Amazon Sidewalk, QMK, ZMK" brand: "seeed studio" price: "S$69" currency: SGD in_stock: true reviews_count: 4 url: https://www.desertcart.sg/products/663605942-xiao-nrf52840-3pcs-pack-nfc-onboard-bluetooth5-0-antenna-supporting store_origin: SG region: Singapore --- # 64 MHz Nordic nRF52840 CPU speed Bluetooth 5.0 + NFC onboard antenna Ultra-low 5ΞΌA deep sleep power consumption XIAO nRF52840 3PCS Pack - NFC, Onboard Bluetooth5.0 Antenna, Supporting Arduino, MicroPython, CircuitPython, tinyGo, Zephyr, Meshtastic, Amazon Sidewalk, QMK, ZMK **Brand:** seeed studio **Price:** S$69 **Availability:** βœ… In Stock ## Summary > πŸš€ Tiny Tech, Massive Impact: Power Your Next IoT Revolution ## Quick Answers - **What is this?** XIAO nRF52840 3PCS Pack - NFC, Onboard Bluetooth5.0 Antenna, Supporting Arduino, MicroPython, CircuitPython, tinyGo, Zephyr, Meshtastic, Amazon Sidewalk, QMK, ZMK by seeed studio - **How much does it cost?** S$69 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/663605942-xiao-nrf52840-3pcs-pack-nfc-onboard-bluetooth5-0-antenna-supporting) ## 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 - β€’ **Power-Smart Design:** Ultra-low 5ΞΌA deep sleep mode extends battery life, ideal for always-on wearable and remote devices. - β€’ **Blazing Fast Processing:** Harness the power of a 64 MHz Nordic nRF52840 chip with FPU for seamless multitasking and edge computing. - β€’ **Plug & Play Versatility:** Supports Arduino, MicroPython, CircuitPython, tinyGo, Zephyr, QMK, ZMK and more β€” your gateway to endless open-source innovation. - β€’ **Compact Yet Production-Ready:** Thumb-sized 21x17.5mm form factor with breadboard-friendly SMD design, ready to scale from prototype to product. - β€’ **Next-Gen Wireless Connectivity:** Stay effortlessly connected with Bluetooth 5.0 and NFC, perfect for cutting-edge IoT and mesh networks like desertcart Sidewalk. ## Overview The XIAO nRF52840 3PCS Pack features the Nordic nRF52840 microcontroller running at 64 MHz with FPU, integrated Bluetooth 5.0 and NFC antennas, and ultra-low power consumption down to 5ΞΌA in deep sleep. This compact 21x17.5mm module supports a wide range of open-source platforms including Arduino, MicroPython, and Zephyr, making it ideal for rapid prototyping and scalable production of IoT, wearable, and mesh network devices like desertcart Sidewalk. ## Description Seeed Studio has been a leading Open Hardware company since 2008, empowering half a million direct users to create real-world digital solutions. Through relentless efforts and earned trust, our ever-growing product lines now form around emerging AI scenarios: is a series of software services developed by Seeed Studio Edge computing to push intelligence to new frontiers Seeed Studio provide industrial-ready modules and devices, and open up the capability of prototype, produce, and promote as Fusion service. We have an excellent R&D team that constantly upgrades and improves our products, and an after-sales service team that provides quick support. Seeed's solutions excel in their rapid deployment capabilities within the real-world AIoT sector, including Asset Tracking, Smart Building, Smart City, and Agriculture desertcart Sidewalk is a secure wireless community network that uses desertcart Sidewalk Gateways (also called Sidewalk Bridges), such as compatible desertcart Echo and Ring devices, to provide cloud connectivity for IoT endpoint devices. desertcart Sidewalk enables low-bandwidth and long-range connectivity at home and beyond using Bluetooth Low Energy for short-distance communication and LoRa and FSK radio protocols at 900MHz frequencies to cover longer distances. The XIAO nRF52840 is a wireless module qualified for desertcart Sidewalk, providing IoT device connectivity via Bluetooth Low Energy radio technology on desertcart Sidewalk network. XIAO nRF52840 XIAO nRF52840 3PCS Pack nRF52840 (Pre-Soldered) XIAO nRF52840 Sense nRF52840 Sense 3PCS Pack 52840 Sense Pre-Soldered ## Features - Versatile Microcontroller: Incorporate the Nordic nRF52840 chip with FPU, operating up to 64 MHz, mounted multiple development ports - Embracing Open Source: As an open source hardware, it also supports popular projects of Arduino / CircuitPython / Micropython / tinyGo / Zephyr / Meshtastic / desertcart Sidewalk / QMK / ZMK / ThingSpeak - Wireless Capabilities: Implement Bluetooth 5.0, BLE functions with onboard antenna, also provide NFC connectivity - Elaborate Power Design: Provide ultra-low power consumption as 5ΞΌA in deep sleep mode while supporting lithium battery charge management - Thumb-Sized Design: 21 x 17.5mm, Seeed Studio XIAO series classic form-factor, suitable for wearable devices - Perfect for Production: Breadboard-friendly with Surface-Mounted SMD design, no components on the back ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B0DJ6NZVJT | | Best Sellers Rank | #55 in Single Board Computers (Computers & Accessories) | | Brand | seeed studio | | Built In Media | / | | Compatible Devices | Computer, Arduino, Raspberry Pi, Sensors, Display | | Connectivity Technology | Bluetooth 5.0, NFC | | Cpu Model | Core M Family | | Customer Reviews | 4.7 4.7 out of 5 stars (11) 4.7 out of 5 stars | | Manufacturer | seeed studio | | Model Name | XIAO nRF52840 | | Operating System | Arduino, CircuitPython, MicroPython, tinyGo, Zephyr, Meshtastic | | Processor Brand | Nordic | | Processor Count | 1 | | Processor Speed | 0.06 GHz | | Ram Memory Technology | LPDDR4 | | Smart Home Compatibility | Not Smart Home Compatible | | Total Usb Ports | 6 | | Unit Count | 3.0 Count | | Warranty Description | 2 Year | | Wireless Compability | Bluetooth | ## Product Details - **Brand:** seeed studio - **Model Name:** XIAO nRF52840 - **CPU Model:** Core M Family - **CPU Speed:** 0.06 GHz - **Connectivity Technology:** Bluetooth 5.0, NFC ## Images ![XIAO nRF52840 3PCS Pack - NFC, Onboard Bluetooth5.0 Antenna, Supporting Arduino, MicroPython, CircuitPython, tinyGo, Zephyr, Meshtastic, Amazon Sidewalk, QMK, ZMK - Image 1](https://m.media-amazon.com/images/I/51gJGOgqzWL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent *by on Reviewed in the United States June 1, 2026* Excellent ### ⭐⭐⭐⭐⭐ arduino ide and lith batteries *by on Reviewed in the United States October 12, 2025* use a jst female cable to solder in to battery first then connect to battery. too easy to crater if you’re letting a noob engineer work on the soldering. i tested with arduino IDE ### ⭐⭐⭐⭐⭐ Excellent *by on Reviewed in the United States September 2, 2025* Nice pack of handy little boards --- ## 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.sg/products/663605942-xiao-nrf52840-3pcs-pack-nfc-onboard-bluetooth5-0-antenna-supporting](https://www.desertcart.sg/products/663605942-xiao-nrf52840-3pcs-pack-nfc-onboard-bluetooth5-0-antenna-supporting) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-07-15*