{"product_id":"r15","title":"R15 Smart Ring — IP68 Waterproof, Heart Rate \u0026 Blood Pressure, Sleep \u0026 SpO2 Monitoring | Magnetic Charging | iOS \u0026 Android","description":"\u003ch2\u003eWear Comfortably. Live Intelligently.\u003c\/h2\u003e\u003cp\u003eThe R15 Smart Ring is a premium health wearable engineered for both men and women. Its antibacterial stainless steel outer shell pairs with an eco-friendly transparent resin inner shell — smooth as jade on the outside, tough and hypoallergenic on the inside. At just 3.8g, you'll forget you're wearing it while it silently monitors your health 24\/7.\u003c\/p\u003e\u003ch2\u003eLightweight Texture — Premium Materials\u003c\/h2\u003e\u003cp\u003eStunning industrial design with tens of thousands of CNC polishing and buffing steps for ultimate durability and a flawless finish.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Shell:\u003c\/strong\u003e Antibacterial stainless steel — smooth as jade, polished to perfection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Shell:\u003c\/strong\u003e Eco-friendly hypoallergenic epoxy resin — tough, skin-safe, and comfortable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.8g — senseless and comfortable to wear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain Control Chip:\u003c\/strong\u003e AC6323\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePPG Chip:\u003c\/strong\u003e GH3018\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e 20mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e Magnetic charging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColors:\u003c\/strong\u003e Black, Silver, Rose Gold\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eComprehensive Health Monitoring\u003c\/h2\u003e\u003cp\u003eThe R15 tracks your key vitals continuously, syncing all data to the Smart Health companion app for professional analysis and trend tracking.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeart Rate:\u003c\/strong\u003e Continuous 24\/7 monitoring; avg 67 bpm, highest 89, lowest 52 (example data)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlood Pressure:\u003c\/strong\u003e Regular blood pressure monitoring (e.g. 110\/73 mmHg)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlood Oxygen (SpO2):\u003c\/strong\u003e Continuous SpO2 tracking (e.g. 98%)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleep Monitoring:\u003c\/strong\u003e Deep sleep, light sleep, and awake phase analysis; sleep quality scoring (e.g. Deep 0h51m \/ Light 6h12m \/ Awake 2 times)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep Count \u0026amp; Calories:\u003c\/strong\u003e Daily activity tracking (e.g. 3,543 steps \/ 141 Kcal \/ 2.312 km)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeart Rate Analysis:\u003c\/strong\u003e App provides analysis comments (e.g. \"Your heart rate is normal.\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHealth Self-Test:\u003c\/strong\u003e In-app body health score assessment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSmart Health App — Care for Your Whole Family\u003c\/h2\u003e\u003cp\u003eConnect to the ring via Bluetooth. The app auto-connects when launched. Even when not connected, the ring independently records blood oxygen and heart rate, then syncs all data when reconnected.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp:\u003c\/strong\u003e Smart Health — iOS \u0026amp; Android\u003c\/li\u003e\n\u003cli\u003eReal-time heart rate, SpO2, blood pressure, and sleep dashboards\u003c\/li\u003e\n\u003cli\u003eLeaderboard \u0026amp; Health Column features\u003c\/li\u003e\n\u003cli\u003eHistory records: weekly, monthly, yearly trends\u003c\/li\u003e\n\u003cli\u003eKnowledge column \u0026amp; health articles\u003c\/li\u003e\n\u003cli\u003eFamily care: add friends through the app and monitor their health data anytime, anywhere\u003c\/li\u003e\n\u003cli\u003eStandalone recording: ring works independently when phone is away; syncs on reconnect\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIP68 Waterproof \u0026amp; Dustproof\u003c\/h2\u003e\u003cp\u003eRated IP68 — fully protected against dust and water immersion for everyday life.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIP68 waterproof and dustproof\u003c\/li\u003e\n\u003cli\u003eSuitable for sweating, rain, and daily water exposure\u003c\/li\u003e\n\u003cli\u003e⚠️ \u003cem\u003eDo not wear while bathing to avoid charging contacts being corroded by hot water\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e2–4 Day Battery — Magnetic Charging\u003c\/h2\u003e\u003cp\u003eLight intelligent battery management with a compact 20mAh battery delivers 2–4 days of use. Magnetic charging makes recharging effortless.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e2–4 days battery life\u003c\/li\u003e\n\u003cli\u003eMagnetic charging — snap and charge\u003c\/li\u003e\n\u003cli\u003e20mAh battery capacity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSize Guide — 9 Sizes Available (#6 to #14)\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eInner Diameter (mm)\u003c\/th\u003e\n\u003cth\u003eCircumference (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e#6\u003c\/td\u003e\n\u003ctd\u003e16.5mm\u003c\/td\u003e\n\u003ctd\u003e51.8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e#7\u003c\/td\u003e\n\u003ctd\u003e17.3mm\u003c\/td\u003e\n\u003ctd\u003e54.3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e#8\u003c\/td\u003e\n\u003ctd\u003e18.1mm\u003c\/td\u003e\n\u003ctd\u003e56.9mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e#9\u003c\/td\u003e\n\u003ctd\u003e18.9mm\u003c\/td\u003e\n\u003ctd\u003e59.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e#10\u003c\/td\u003e\n\u003ctd\u003e19.8mm\u003c\/td\u003e\n\u003ctd\u003e62.1mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e#11\u003c\/td\u003e\n\u003ctd\u003e20.6mm\u003c\/td\u003e\n\u003ctd\u003e64.6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e#12\u003c\/td\u003e\n\u003ctd\u003e21.4mm\u003c\/td\u003e\n\u003ctd\u003e67.2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e#13\u003c\/td\u003e\n\u003ctd\u003e22.2mm\u003c\/td\u003e\n\u003ctd\u003e69.7mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e#14\u003c\/td\u003e\n\u003ctd\u003e23.4mm\u003c\/td\u003e\n\u003ctd\u003e73.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cem\u003eHow to measure: Take a thin, non-stretchy wire and wrap it around your finger and mark it with a pen or other tool. 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