--- product_id: 223045080 title: "R3F Smart Ring wear Waterproof Magic Finger NFC Compatible iPhone iOS Android Smartphone NFC Card Accessories,Rose Gold,No.9" brand: "czx" price: "£37.53" currency: GBP in_stock: true url: https://www.desertcart.co.uk/products/223045080-r3f-smart-ring-wear-waterproof-magic-finger-nfc-compatible-iphone store_origin: GB region: United Kingdom --- # R3F Smart Ring wear Waterproof Magic Finger NFC Compatible iPhone iOS Android Smartphone NFC Card Accessories,Rose Gold,No.9 **Brand:** czx **Price:** £37.53 **Availability:** ✅ In Stock ## Quick Answers - **What is this?** R3F Smart Ring wear Waterproof Magic Finger NFC Compatible iPhone iOS Android Smartphone NFC Card Accessories,Rose Gold,No.9 by czx - **How much does it cost?** £37.53 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/223045080-r3f-smart-ring-wear-waterproof-magic-finger-nfc-compatible-iphone) ## Best For - czx enthusiasts ## Why This Product - Trusted czx brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Rose goldspecification:Model: R3FFrequency: 13.56MHZCoverage: 1.5 cmWorking temperature: -50 ~ + 80R3F function:Function 1: Accessories, fashion jewelry, couple rings.Function 2: Compatible with Android or Windows and used with NFC mobile phones (unlock mobile phones, information sharing, card sharing, etc.), and embed NFC chips in the ring network ## Features - About this item - [HEALTH MATERIAL]- Made of Epoxy crystal ceramic, blended with Germanium Grai, Volcanic Magnet and FIR Energy Stone, contributing a lot to wearer's health. Crystal ceramic has trace elements which can improve the human metabolism and effectively promote blood circulation; FIR Energy Stone can help peploe effectively resist the electromagnetic wave from computer ,phone or electrical appliance. - [MULTI-FUNCTION]- 1. Save all kind of private information to this Smart Ring, For example,Schedule,Accounts,Memo ,etc. And set the Ring Touch action to be the only way of View or Edit; 2. Set screen lock and APP lock randomly and let ring become the only key to your privacy. 3. Quick start multi-function scene mode, release the hands with high efficiency. 4. Touch to share "Card", "Website link", and "Message & pictures", and pass on information effortlessly, efficiently and specially. - [WATERPROOF DUST-PROOF AND FALL-PROOF]- IP68 waterproof level, dustproof and excellent resistance to fall and rolling resistance can be competent to the application requirements of any occasion. No need battery charging, make you forget the recharging and wiring harness, and use it at any time. - [STANDARD US SIZE]- Full U.S. sizes optinal, size 7: inner perimeter:54mm, size 8: inner perimeter:57mm, size9: inner perimeter:60mm, size10: inner perimeter:62.8mm, size11: inner perimeter:66mm, size12: inner perimeter:70mm.(Please refer to the size picture). With ID Module/M1 Module/NFC Module for you to choose from. - [WIDELY COMPATIBILITY]- Support phone models such as Nokia, Sony, Samsung, HTC, MIUI and all other NFC-enabled Android and Windows Phone systems. PLEASE NOTE: This item only can work for the Android and Windows Phone which support NFC function, Please confirm your device if your phone support NFC before purchasing. Thank you. ## Images ![R3F Smart Ring wear Waterproof Magic Finger NFC Compatible iPhone iOS Android Smartphone NFC Card Accessories,Rose Gold,No.9 - Image 1](https://m.media-amazon.com/images/I/310RUDrJBCL.jpg) ![R3F Smart Ring wear Waterproof Magic Finger NFC Compatible iPhone iOS Android Smartphone NFC Card Accessories,Rose Gold,No.9 - Image 2](https://m.media-amazon.com/images/I/719uddyCQIL.jpg) ![R3F Smart Ring wear Waterproof Magic Finger NFC Compatible iPhone iOS Android Smartphone NFC Card Accessories,Rose Gold,No.9 - Image 3](https://m.media-amazon.com/images/I/61+Zd9747KL.jpg) ![R3F Smart Ring wear Waterproof Magic Finger NFC Compatible iPhone iOS Android Smartphone NFC Card Accessories,Rose Gold,No.9 - Image 4](https://m.media-amazon.com/images/I/51-tp10wp3L.jpg) ![R3F Smart Ring wear Waterproof Magic Finger NFC Compatible iPhone iOS Android Smartphone NFC Card Accessories,Rose Gold,No.9 - Image 5](https://m.media-amazon.com/images/I/519cja2RDrL.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.co.uk/products/223045080-r3f-smart-ring-wear-waterproof-magic-finger-nfc-compatible-iphone](https://www.desertcart.co.uk/products/223045080-r3f-smart-ring-wear-waterproof-magic-finger-nfc-compatible-iphone) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-12*