{"product_id":"r13-smart-ring-display-screen-heart-rate-5atm-waterproof","title":"R13 Smart Ring – Display, Heart Rate \u0026 5ATM Waterproof","description":"\n\u003cp\u003eMeet the \u003cstrong\u003eOla Esporte R13 Smart Ring\u003c\/strong\u003e — the sleek, stainless steel wearable that puts comprehensive health tracking right on your finger. Whether you're hitting the gym, logging a swim, or simply keeping tabs on your daily wellness, the R13 packs powerful sensors and a crisp display screen into an ultra-thin 2.7mm profile you'll barely notice you're wearing.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠️ Disclaimer:\u003c\/strong\u003e This device is intended for general fitness and wellness tracking purposes only. It is not a medical device and is not intended to diagnose, treat, cure, or prevent any disease or medical condition. Always consult a qualified healthcare professional for medical advice.\u003c\/p\u003e\n\n\u003ch2\u003eWhy You'll Love the R13 Smart Ring\u003c\/h2\u003e\n\n\u003ch3\u003e🩺 All-in-One Health Monitoring\u003c\/h3\u003e\n\u003cp\u003eThe R13 continuously tracks your \u003cstrong\u003eheart rate, blood oxygen levels, blood pressure, and body temperature\u003c\/strong\u003e, while its advanced sleep analysis monitors both sleep duration and quality — giving you a clear picture of your overall wellness trends, day after day.\u003c\/p\u003e\n\n\u003ch3\u003e⚡ Long Battery Life \u0026amp; Rapid Charging\u003c\/h3\u003e\n\u003cp\u003eA \u003cstrong\u003e16mAh battery\u003c\/strong\u003e delivers up to \u003cstrong\u003e3–5 days of usage\u003c\/strong\u003e on a single charge, and the included magnetic cable recharges the ring fully in just \u003cstrong\u003e2 hours\u003c\/strong\u003e — so you spend less time charging and more time moving.\u003c\/p\u003e\n\n\u003ch3\u003e💪 Sleek, Durable \u0026amp; Waterproof\u003c\/h3\u003e\n\u003cp\u003eCrafted from premium \u003cstrong\u003estainless steel\u003c\/strong\u003e with a \u003cstrong\u003e5ATM \/ IP68 waterproof rating\u003c\/strong\u003e, the R13 is built to keep up with your active lifestyle — whether you're washing your hands, swimming laps, or caught in the rain. Available in sizes #8 through #13 (18.2mm–22.3mm inner diameter) to ensure a comfortable, secure fit.\u003c\/p\u003e\n\n\u003ch3\u003e📲 Smart Connectivity \u0026amp; Multi-Sport Modes\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth 5.3 (BLE 5.3)\u003c\/strong\u003e keeps the R13 seamlessly synced with the \u003cstrong\u003eECTRI app\u003c\/strong\u003e (Android 5.0+ \/ iOS 10.0+). Beyond health tracking, enjoy features like remote camera control, motion-sensing games, gesture interaction, and \u003cstrong\u003e10+ dedicated sport modes\u003c\/strong\u003e — all from your finger.\u003c\/p\u003e\n\n\u003ch3\u003e🎯 Precision Sensors You Can Trust\u003c\/h3\u003e\n\u003cp\u003eThe R13 is equipped with the high-accuracy \u003cstrong\u003eSC7A20H accelerometer\u003c\/strong\u003e and the \u003cstrong\u003eHX3918 heart rate sensor\u003c\/strong\u003e, delivering reliable, consistent readings for fitness and wellness data you can depend on.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features at a Glance\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ Display screen with touch interface\u003c\/li\u003e\n  \u003cli\u003e✅ Heart rate, blood oxygen, blood pressure \u0026amp; body temperature tracking\u003c\/li\u003e\n  \u003cli\u003e✅ Advanced sleep analysis (duration + quality)\u003c\/li\u003e\n  \u003cli\u003e✅ Step count \u0026amp; calorie tracker\u003c\/li\u003e\n  \u003cli\u003e✅ 10+ sport modes\u003c\/li\u003e\n  \u003cli\u003e✅ Remote camera control \u0026amp; gesture interaction\u003c\/li\u003e\n  \u003cli\u003e✅ Motion-sensing gaming\u003c\/li\u003e\n  \u003cli\u003e✅ BLE 5.3 wireless connectivity\u003c\/li\u003e\n  \u003cli\u003e✅ 5ATM \/ IP68 waterproof rating\u003c\/li\u003e\n  \u003cli\u003e✅ Wireless charging case included\u003c\/li\u003e\n  \u003cli\u003e✅ Stainless steel build — ultra-thin at 2.7mm\u003c\/li\u003e\n  \u003cli\u003e✅ CE \u0026amp; FCC certified\u003c\/li\u003e\n  \u003cli\u003e✅ Compatible with Android 5.0+ \u0026amp; iOS 10.0+\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOla Esporte\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eR13\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eECTRI\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCPU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOM6626A\u003c\/td\u003e\n\u003c\/tr\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\u003eBluetooth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBLE 5.3 (3–5 metre range)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16mAh | 3–5 days usage | 2-hour charge\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMagnetic cable with SMT protection IC (≤1A)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWaterproof\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5ATM \/ IP68\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eG-Sensor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSC7A20H\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeart Rate Sensor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHX3918\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.7mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e#8 (18.2mm) | #9 (19mm) | #10 (19.9mm) | #11 (20.7mm) | #12 (21.5mm) | #13 (22.3mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, FCC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\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\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eA Thoughtful Gift for Any Occasion\u003c\/h2\u003e\n\u003cp\u003eLooking for a standout gift? The R13 Smart Ring makes a fantastic birthday or celebration present for the tech-savvy person in your life — for men and women alike. Its elegant stainless steel design looks as good as it performs.\u003c\/p\u003e\n\n\u003ch2\u003eExplore More Smart Tech\u003c\/h2\u003e\n\u003cp\u003ePair your new smart ring with other connected accessories from our store:\u003c\/p\u003e\n\u003cul\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  \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\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on how wearable fitness trackers compare and what health metrics to consider, visit the CDC Physical Activity resource centre.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: Is the R13 Smart Ring compatible with iPhone (iOS)?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The R13 Smart Ring is compatible with both \u003cstrong\u003eAndroid 5.0+\u003c\/strong\u003e and \u003cstrong\u003eiOS 10.0+\u003c\/strong\u003e devices. Simply download the \u003cstrong\u003eECTRI app\u003c\/strong\u003e, pair via Bluetooth, and you're ready to start tracking your health and fitness data.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How waterproof is the R13 Smart Ring — can I wear it swimming?\u003c\/h4\u003e\n\u003cp\u003eA: The R13 carries a \u003cstrong\u003e5ATM and IP68 waterproof rating\u003c\/strong\u003e, making it suitable for swimming, showering, and everyday water exposure. It is designed to withstand water pressure at depth, so you can keep it on during most aquatic 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: The R13's \u003cstrong\u003e16mAh battery\u003c\/strong\u003e provides approximately \u003cstrong\u003e3 to 5 days\u003c\/strong\u003e of typical usage. When it's time to recharge, simply place it on the included wireless charging case or use the magnetic cable — a full charge takes around \u003cstrong\u003e2 hours\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What sizes are available for the R13 Smart Ring?\u003c\/h4\u003e\n\u003cp\u003eA: The R13 is available in six sizes: \u003cstrong\u003e#8 (18.2mm), #9 (19mm), #10 (19.9mm), #11 (20.7mm), #12 (21.5mm), and #13 (22.3mm)\u003c\/strong\u003e inner diameter. We recommend measuring your finger carefully before selecting your size to ensure a comfortable fit.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What health metrics does the R13 Smart Ring track?\u003c\/h4\u003e\n\u003cp\u003eA: The R13 monitors \u003cstrong\u003eheart rate, blood oxygen (SpO2), blood pressure, and body temperature\u003c\/strong\u003e. It also tracks \u003cstrong\u003esteps, calories burned, and sleep quality\u003c\/strong\u003e (including sleep duration and stages), and syncs all data to the ECTRI app on your smartphone.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the R13 Smart Ring compatible with iPhone (iOS)?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The R13 Smart Ring is compatible with both Android 5.0+ and iOS 10.0+ devices. Simply download the ECTRI app, pair via Bluetooth, and you're ready to start tracking your health and fitness data.\"}}, {\"@type\": \"Question\", \"name\": \"How waterproof is the R13 Smart Ring — can I wear it swimming?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The R13 carries a 5ATM and IP68 waterproof rating, making it suitable for swimming, showering, and everyday water exposure. 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