{"product_id":"autrefoiself-smart-ring-gen-3-gold-fitness-health-ring-size-8-with-sleep-hr-spo2-tracking-ip68","title":"AutrefoisElf Smart Ring Gen 3 - Gold Fitness \u0026 Health Ring (Size 8) with Sleep, HR \u0026 SpO2 Tracking, IP68","description":"\u003cp\u003e\u003cstrong\u003eThe AutrefoisElf Smart Ring Gen 3 is a compact wearable ring that monitors sleep, stress, heart rate, SpO2 and activity while syncing to a free app with no subscription.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis slim gold smart ring combines continuous biometric sensing and activity tracking in a water-resistant form factor designed for everyday wear. It houses a high-precision sensor suite that records heart rate, blood oxygen, steps and detailed sleep stages; data flows to the companion Android\/iOS app so you can check patterns and readiness without paying monthly fees. Available in sizes 6–14, the Gen 3 focuses on comfort, battery efficiency and multi-sport support for both men and women.\u003c\/p\u003e\n\n\u003ch3\u003eHow accurate are the health and sleep readings?\u003c\/h3\u003e\n\u003cp\u003eThe Gen 3 uses advanced optical sensors and algorithms to estimate heart rate, blood oxygen and stress markers continuously. Sleep is automatically tracked with stage breakdowns (deep, light, REM, awake) and a daily readiness score derived from recovery metrics. While not a clinical device, the ring offers actionable trends and nightly comparisons to help you spot changes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContinuous optical heart-rate monitoring and SpO2 estimates\u003c\/li\u003e\n  \u003cli\u003eAutomatic sleep stage detection and duration tracking\u003c\/li\u003e\n  \u003cli\u003eDaily readiness score based on sleep and recovery\u003c\/li\u003e\n  \u003cli\u003eNo subscription required — view data in the free app\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill the ring handle workouts and water exposure?\u003c\/h3\u003e\n\u003cp\u003eThe AutrefoisElf ring supports 139+ sport modes, from running and cycling to yoga and open-water swimming. It records steps, distance and calories, and can act as a remote shutter for your phone camera during hands-free activity shots. With IP68 waterproofing you can shower or swim without removing the ring.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e139+ sports modes including swimming-compatible tracking\u003c\/li\u003e\n  \u003cli\u003eStep, distance and calorie calculations for daily activity\u003c\/li\u003e\n  \u003cli\u003eRemote phone shutter for hands-free photos and videos\u003c\/li\u003e\n  \u003cli\u003eIP68 rating — suitable for showers, swimming and rain\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long does the battery last and how do I charge it?\u003c\/h3\u003e\n\u003cp\u003eCharging is quick and straightforward: one hour on the included charger provides several days of active use. Typical active use runs 3–5 days with normal monitoring; standby can reach 5–7 days depending on settings. The compact charger docks the ring securely for fast recharging.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAbout 1 hour to fully charge\u003c\/li\u003e\n  \u003cli\u003e3–5 days typical active use; 5–7 days standby\u003c\/li\u003e\n  \u003cli\u003eMagnetic\/clip charging dock for secure contact\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I choose the right size and get the best fit?\u003c\/h3\u003e\n\u003cp\u003eMeasure your finger circumference and consult the AutrefoisElf size chart before ordering to ensure a snug, reliable fit. The brand recommends using a sizing kit for precision, which helps sensors sit correctly against skin for better readings. Sizes range from 6 to 14 to accommodate most fingers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeasure finger circumference before purchase\u003c\/li\u003e\n  \u003cli\u003eUse the sizing kit for the most accurate fit\u003c\/li\u003e\n  \u003cli\u003eSizes 6 through 14 available for men and women\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The AutrefoisElf Smart Ring Gen 3 is aimed at people who want continuous health and sleep insights in a low-profile wearable: fitness-minded users, frequent travelers, and anyone preferring ring-style wearables over wrist devices. It’s well suited for those who value water resistance, a free app (no subscription), and compact hardware that blends with everyday jewelry. If you need clinical-grade diagnostics, consult a healthcare professional; for trend-based monitoring and convenience-focused tracking, this ring offers a strong balance of features.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the AutrefoisElf ring require a subscription?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The ring syncs to the free app and does not require any subscription fees.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the ring safe to wear while swimming?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The Gen 3 is IP68 waterproof, suitable for showering and swimming.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AutrefoisElf","offers":[{"title":"Default Title","offer_id":48424158232733,"sku":"B0GNJTX9XW","price":70.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/autrefoiself-smart-ring-gen3-front-gold.jpg?v=1781366077","url":"https:\/\/nexoltic.com\/products\/autrefoiself-smart-ring-gen-3-gold-fitness-health-ring-size-8-with-sleep-hr-spo2-tracking-ip68","provider":"Nexoltic","version":"1.0","type":"link"}