{"product_id":"smart-ring-heart-rate-spo2-sleep-tracker-5atm-waterproof","title":"Smart Ring | Heart Rate, SpO₂ \u0026 Sleep Tracker | 5ATM","description":"\u003ch2\u003eTrack Your Wellness 24\/7 — No Screen, No Bulk, All Style\u003c\/h2\u003e\n\u003cp\u003eMeet the ultimate screen-free wearable: a sleek stainless steel smart ring that continuously monitors your heart rate, blood oxygen (SpO₂), and sleep quality — all from your finger. Whether you're hitting the gym, tracking daily steps, or winding down for bed, this smart ring keeps your wellness data at your fingertips without the distraction of a display.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003e*Disclaimer: This device is not a medical device. All health metrics (heart rate, SpO₂, sleep data, etc.) are for general wellness reference only and are not intended to diagnose, treat, cure, or prevent any disease or condition. Always consult a qualified healthcare professional for medical decisions. These statements have not been evaluated by the Food and Drug Administration.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Slim \u0026amp; Lightweight:\u003c\/strong\u003e Only 2.5–2.6mm thick and as light as 2.9g — you'll barely notice it's there.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e24\/7 Heart Rate Monitoring:\u003c\/strong\u003e Continuous optical heart rate tracking keeps tabs on your cardiovascular wellness around the clock.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBlood Oxygen (SpO₂) Tracking:\u003c\/strong\u003e Continuous SpO₂ monitoring gives you insight into your body's oxygen saturation levels during activity and rest.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdvanced Sleep Analysis:\u003c\/strong\u003e Tracks sleep stages and provides a built-in sleep coach to help you understand and improve your rest patterns.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Sport Modes:\u003c\/strong\u003e Supports brisk walking, running, cycling, hiking, and golf — with step counting, distance, and calorie tracking for each.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmart Reminders:\u003c\/strong\u003e Sedentary alerts, low battery notifications, and heart rate warnings keep you on top of your day.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemote Camera \u0026amp; Gesture Control:\u003c\/strong\u003e Use your ring as a remote camera shutter or video gesture controller for hands-free convenience.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5ATM Waterproof:\u003c\/strong\u003e Rated for everyday water exposure — hand washing, rain, and light swimming — with confidence.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMagnetic Charging Case:\u003c\/strong\u003e 200mAh charging case extends battery life; the ring itself lasts 4–6 days on a single charge.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.9g – 3.5g (size dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack, Silver, Gold\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSizes Available\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e#7 (17.4mm) through #13 (22.3mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.5–2.6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePPG chip (HX3918) + Accelerometer\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery (Ring)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15mAh | 4–6 days battery life\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Case\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200mAh magnetic charging case\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWaterproof Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5ATM\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnectivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBluetooth 5.1 \/ 5.3\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApp Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAndroid 5.0+ \/ iOS 10.0+\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, FCC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eUsage Tips\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize Matters:\u003c\/strong\u003e Choose your ring size carefully — an accurate fit ensures optimal sensor readings and all-day comfort.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e Only use the included magnetic charger. Do not exceed 4.2V charging voltage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater Resistance Note:\u003c\/strong\u003e The 5ATM rating is suitable for daily wear and light swimming, but avoid hot showers, saunas, or high-pressure water jets.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApp Setup:\u003c\/strong\u003e Pair via Bluetooth with your smartphone app to view historical health trends, manage data, and customize reminders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eExplore More Smart Wellness \u0026amp; Wearable Accessories\u003c\/h3\u003e\n\u003cp\u003eLooking for more ways to stay on top of your fitness journey? Check out our \u003ca href=\"\/products\/1-percent-better-every-day-motivational-canvas-wall-poster-inspirational-quote\"\u003e\"1% Better Every Day\" Motivational Canvas Poster\u003c\/a\u003e to keep your goals front and center, or browse our \u003ca href=\"\/products\/better-days-are-coming-motivational-canvas-wall-art-print\"\u003e\"Better Days Are Coming\" Motivational Canvas Wall Art Print\u003c\/a\u003e for daily inspiration.\u003c\/p\u003e\n\n\u003cp\u003eFor more information on how wearable devices can support wellness tracking, visit the CDC Physical Activity Resource Center.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does the smart ring work with both Android and iPhone?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The smart ring is compatible with Android 5.0 or higher and iOS 10.0 or higher. Simply download the companion app, connect via Bluetooth 5.1\/5.3, and start tracking your wellness data right away.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How waterproof is this smart ring — can I swim with it?\u003c\/h4\u003e\n\u003cp\u003eA: The ring carries a 5ATM waterproof rating, making it suitable for everyday water exposure including hand washing, rain, and light swimming. However, it is not recommended for hot showers, saunas, or high-pressure water activities.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How long does the battery last and how do I charge it?\u003c\/h4\u003e\n\u003cp\u003eA: Under normal use, the ring's 15mAh battery lasts 4–6 days. It charges magnetically using the included 200mAh charging case — simply place the ring in the case to charge. Always use the provided charger and do not exceed 4.2V.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What sizes are available, and how do I choose the right one?\u003c\/h4\u003e\n\u003cp\u003eA: Sizes range from #7 (17.4mm inner diameter) to #13 (22.3mm inner diameter). Choosing the correct size is important — a well-fitting ring ensures the sensors stay in proper contact with your finger for accurate heart rate, SpO₂, and sleep tracking data.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the health data from this smart ring medically accurate?\u003c\/h4\u003e\n\u003cp\u003eA: The smart ring uses a PPG optical sensor (HX3918) and accelerometer for tracking heart rate, blood oxygen, sleep, and activity. All data is intended for general wellness reference only. This is not a medical device, and readings should not replace professional medical advice or diagnosis.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does the smart ring work with both Android and iPhone?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The smart ring is compatible with Android 5.0 or higher and iOS 10.0 or higher. Simply download the companion app, connect via Bluetooth 5.1\/5.3, and start tracking your wellness data right away.\"}}, {\"@type\": \"Question\", \"name\": \"How waterproof is this smart ring — can I swim with it?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The ring carries a 5ATM waterproof rating, making it suitable for everyday water exposure including hand washing, rain, and light swimming. 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