{"product_id":"smart-ring-2025-heart-rate-spo2-sleep-tracker-5atm-waterproof","title":"Smart Ring 2025 – Heart Rate, SpO2 \u0026 Sleep Tracker | 5ATM","description":"\n\u003cp\u003eMeet the \u003cstrong\u003e2025 Smart Ring by Ola Esporte\u003c\/strong\u003e — a sleek, screen-free wearable that packs powerful health and fitness tracking into a beautifully minimal stainless steel ring. Whether you're at the gym, in the pool, or winding down for sleep, this intelligent ring keeps you informed and connected, 24\/7.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eThis product is intended for general wellness and activity tracking purposes only. It is not a medical device and is not intended to diagnose, treat, cure, or prevent any disease or medical condition. These statements have not been evaluated by the Food and Drug Administration.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eElegant Design \u0026amp; Robust Build\u003c\/h2\u003e\n\u003cp\u003eCrafted from premium, hypoallergenic stainless steel, this smart ring is available in timeless \u003cstrong\u003eBlack, Gold, and Silver\u003c\/strong\u003e finishes. Weighing just \u003cstrong\u003e2.9 grams\u003c\/strong\u003e, it delivers featherlight comfort for all-day, all-night wear. Choose from 8 sizes (7–14) for a perfect, secure fit. With \u003cstrong\u003e5ATM water resistance\u003c\/strong\u003e, it goes wherever you do — including the pool. Operating flawlessly from -20°C to 50°C, it's built for every adventure. Made in China.\u003c\/p\u003e\n\n\u003ch2\u003eAdvanced Health \u0026amp; Fitness Monitoring\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeart Rate Tracking:\u003c\/strong\u003e Continuous 24\/7 dynamic heart rate monitoring using the GH3018 sensor, with configurable alerts to keep you in your target zone.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBlood Oxygen Monitoring (SpO2):\u003c\/strong\u003e On-demand or automatic blood oxygen saturation readings for wellness awareness throughout the day.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSleep Analysis:\u003c\/strong\u003e Tracks deep, light, and REM sleep stages with clinical-level algorithms so you can understand and optimize your rest.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eActivity Tracking:\u003c\/strong\u003e Steps (\u0026gt;95% accuracy), distance, calorie burn, and 7+ sports modes including running, cycling, yoga, and golf.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInactivity Reminders:\u003c\/strong\u003e Gentle nudges to keep you moving during long sedentary periods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSeamless Connectivity \u0026amp; Long-Lasting Battery\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBluetooth 5.3:\u003c\/strong\u003e Ultra-stable, low-energy pairing with your smartphone for real-time data sync, notification alerts, and remote camera control (shake to capture photos!).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApp Compatibility:\u003c\/strong\u003e Syncs effortlessly with Apple Health and WeChat for a complete wellness picture.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll-Day+ Battery:\u003c\/strong\u003e Up to 45 days standby \/ 3–5 days active use from the compact 15mAh battery. Recharges fully in just 30 minutes via magnetic charging.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmart Protection:\u003c\/strong\u003e Advanced PMU charging system with overcharge and over-discharge protection for long-term safety and longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack, Gold, Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSizes Available\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7, 8, 9, 10, 11, 12, 13, 14\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15mAh | Standby: ~45 days | Active: 3–5 days\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharge Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~0.5 hours (magnetic charging)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWater Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5ATM \/ IP68\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnectivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBluetooth 5.3\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCase Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\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\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone (screen-free design)\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 China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eSetup Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eUpon receiving your ring, charge it for at least 2 hours using the included magnetic charging adapter before first use.\u003c\/li\u003e\n  \u003cli\u003eScan the QR code in the manual to download the companion app before pairing.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eRelated Products You May Like\u003c\/h2\u003e\n\u003cp\u003eLooking for more ways to stay connected and active? Check out these great picks:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/usb-c-to-hdmi-cable-1-8m-4k-macbook-laptop-phone\"\u003e1.8M USB-C to HDMI Cable 4K – MacBook, Laptop \u0026amp; Phone\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-8m-displayport-to-hdmi-cable-4k-dp-adapter-pc-hdtv-projector\"\u003e1.8M DisplayPort to HDMI Cable 4K – DP Adapter for PC \u0026amp; TV\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eLearn More\u003c\/h2\u003e\n\u003cp\u003eFor general guidance on wearable technology and fitness tracking, visit the CDC Physical Activity Resources.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Smart_ring\" target=\"_blank\" rel=\"noopener\"\u003eSmart ring\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the 2025 Smart Ring waterproof enough for swimming?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The smart ring features 5ATM water resistance (IP68 rated), making it fully swim-proof and suitable for showering, swimming, and other water activities. Just avoid high-pressure water jets or deep-sea diving.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How long does the smart ring battery last, and how does it charge?\u003c\/h4\u003e\n\u003cp\u003eA: The ring offers up to 45 days of standby time and 3–5 days of active use on a single charge. It recharges in approximately 30 minutes using the included magnetic charging cable — one of the fastest charge times in its class.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What phones and apps is the smart ring compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The smart ring connects via Bluetooth 5.3 and is compatible with most iOS and Android smartphones. It syncs with Apple Health and WeChat. Simply download the companion app by scanning the QR code in the included manual.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What sizes are available, and how do I choose the right size?\u003c\/h4\u003e\n\u003cp\u003eA: The ring is available in sizes 7 through 14. We recommend measuring your finger circumference with a soft tape measure and comparing to the size guide included in the packaging. For best health monitoring accuracy, the ring should fit snugly without being tight.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the 2025 Smart Ring waterproof enough for swimming?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The smart ring features 5ATM water resistance (IP68 rated), making it fully swim-proof and suitable for showering, swimming, and other water activities. 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