--- product_id: 731865158 title: "RingConn Gen 2 Air Sizing Kit - Size First Before You Buy - Choose from 9 Sizes - Sizes 6 to 14 - Only Smart Ring" brand: "ringconn" price: "£15.53" currency: GBP in_stock: true reviews_count: 5 url: https://www.desertcart.co.uk/products/731865158-ringconn-gen-2-air-sizing-kit-size-first-before-you store_origin: GB region: Great Britain --- # 9 precise sizes (6-14) 10-day battery life Aerospace-grade titanium build RingConn Gen 2 Air Sizing Kit - Size First Before You Buy - Choose from 9 Sizes - Sizes 6 to 14 - Only Smart Ring **Brand:** ringconn **Price:** £15.53 **Availability:** ✅ In Stock ## Summary > 📏 Fit First, Track Forever — The Smart Ring Revolution Starts Here! ## Quick Answers - **What is this?** RingConn Gen 2 Air Sizing Kit - Size First Before You Buy - Choose from 9 Sizes - Sizes 6 to 14 - Only Smart Ring by ringconn - **How much does it cost?** £15.53 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/731865158-ringconn-gen-2-air-sizing-kit-size-first-before-you) ## Best For - ringconn enthusiasts ## Why This Product - Trusted ringconn brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Wear It Your Way:** Fits any finger on either hand, with sizing tailored to your chosen finger for maximum comfort and sensor accuracy. - • **Data-Driven Wellness:** Track activity, heart rate, sleep, and more with the RingConn app—empowering your health journey with actionable insights. - • **Perfect Fit, Every Time:** Use the RingConn Sizing Kit to find your ideal smart ring size before you buy—no guesswork, just precision. - • **Engineered for Endurance:** Crafted from aerospace-grade titanium with a scratch-resistant coating for unmatched durability and sleek style. - • **Seamless Smart Integration:** Bluetooth-enabled with a rechargeable lithium polymer battery lasting up to 10 days for uninterrupted tracking. ## Overview The RingConn Gen 2 Air Sizing Kit offers 9 precise ring sizes (6 to 14) to ensure a perfect fit for the RingConn Smart Ring, which features aerospace-grade titanium construction, Bluetooth connectivity, and a 10-day rechargeable battery. Designed for comfort and accuracy, it supports comprehensive health tracking via the RingConn app, making it the essential first step before purchasing your smart ring. ## Description RingConn Gen 2 Air Sizing Kit Review: Love it Review: Well worth the money ## Features - [Size Before You Buy] Before purchasing the RingConn Smart Ring, we highly recommend acquiring the RingConn Sizing Kit to determine the most comfortable and suitable size for your finger. Please note that the RingConn Sizing Kit is only compatible with the RingConn Smart Ring - [Not Standard Sizing] RingConn Smart Ring differs from standard rings as it contains sensors on the inside. Therefore, we recommend using the RingConn Sizing Kit to determine the best fit. The RingConn Smart Ring is available in sizes 6 to 14, accommodating various finger sizes - [How to Measure & Fit Check] Wear the sizing gauge snugly around the base of your finger, ensuring it doesn’t rotate freely. We recommend wearing it for over 24 hours to determine your most accurate fit. For optimal data and comfort, the RingConn Smart Ring should fit snugly against your skin without rotating. When testing for the best size, make sure the sizing gauge remains tight around the base of your finger - [Choose a Finger] The RingConn Smart Ring can be worn on any finger and on either hand. For optimal accuracy and comfort, we recommend wearing the RingConn Smart Ring on your index, middle, or ring finger. Be sure to size the exact finger on which you plan to wear your RingConn Smart Ring for the best fit - [Manufacturing Quality] RingConn Sizing Kit is made from premium-grade plastic, while the RingConn Smart Ring is crafted from aerospace-grade titanium, coated with a scratch-resistant layer for outstanding corrosion resistance and durability ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0F43QZV4X | | Age Range Description | Adult | | Band Material Type | Titanium | | Battery Average Life | 10 Days | | Battery Cell Composition | Lithium Polymer | | Battery Cell Type | Lithium Polymer | | Best Sellers Rank | #549,284 in Electronics ( See Top 100 in Electronics ) #124 in Rings | | Box Contents | RingConn Gen 2 Air Sizing Kit | | Brand Name | RingConn | | Case Material Type | Titanium | | Closure Type | No Closure | | Colour | Ring Sizing Kit | | Communication Feature | Bluetooth | | Compatible Devices | Smartphone | | Compatible Phone Models | Android Devices, iOS Devices | | Connectivity Technology | Bluetooth | | Customer Reviews | 4.3 out of 5 stars 2,940 Reviews | | Display Type | No Display | | GPS Geotagging Functionality | No GPS | | Human Interface Input | Touchscreen | | Item Weight Unit of Measure | 0.1 Kilograms | | Manufacturer | Shenzhen Ninenovo Technology Limited | | Memory Storage Capacity | 2 MB | | Metrics Measured | Heart Rate, Sleep Duration | | Model Name | RingConn Gen 2 Air Sizing Kit | | Model Number | RCA-02 | | Operating System | RingConn App | | Product Features | Activity Tracker, Custom Activity Tracking, Heart Rate Monitor, Multisport Tracker, Sleep Monitor | | Shape | Round | | Special Feature | Activity Tracker, Custom Activity Tracking, Heart Rate Monitor, Multisport Tracker, Sleep Monitor | | Style Name | Minimalist | | Supported Application | Ftness Tracker | | Target Audience | Unisex Adults | | Water Resistance Depth | 100 Metres | | Water Resistance Level | Water Resistant | | Wearable Computer Type | Smart Ring | | Wireless Communication Standard | Bluetooth | | Wireless Compability | Bluetooth | ## Product Details - **Connectivity Technology:** Bluetooth - **Memory Storage Capacity:** 2 MB - **Operating System:** RingConn App - **Special Feature:** Activity Tracker, Custom Activity Tracking, Heart Rate Monitor, Multisport Tracker, Sleep Monitor - **Wireless Communication Standard:** Bluetooth ## Images ![RingConn Gen 2 Air Sizing Kit - Size First Before You Buy - Choose from 9 Sizes - Sizes 6 to 14 - Only Smart Ring - Image 1](https://m.media-amazon.com/images/I/51jD7WyOhwL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Love it *by N***O on 18 February 2026* ### ⭐⭐⭐⭐⭐ Well worth the money *by R***Y on 14 September 2025* ### ⭐⭐⭐⭐⭐ Very affordable kit, cute colors *by A***Y on 18 February 2026* ## Frequently Bought Together - RingConn Gen 2 Air Sizing Kit - Size First Before You Buy - Choose from 9 Sizes - Sizes 6 to 14 - Only Smart Ring - ULTRAHUMAN Ring AIR-Smart Ring Health Tracker, Size First Sizing Kit,Sleep Tracker,Smart Ring for Men/Women,Fitness Tracker (Made in India, Swatch Sizing Kit, Swatch Sizing Kit) - Oura Ring 4 Sizing Kit - Size Before You Buy Oura Ring 4 - Unique Sizing - Receive Credit for Purchase --- ## 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.co.uk/products/731865158-ringconn-gen-2-air-sizing-kit-size-first-before-you](https://www.desertcart.co.uk/products/731865158-ringconn-gen-2-air-sizing-kit-size-first-before-you) --- *Product available on Desertcart Great Britain* *Store origin: GB* *Last updated: 2026-04-23*