{"product_id":"smart-ring-led-heart-rate-blood-oxygen-sleep-tracker-waterproof","title":"Smart Ring LED – Heart Rate, SpO₂ \u0026 Sleep Tracker | 5ATM","description":"\n\u003cp\u003eMeet the \u003cstrong\u003eOla Esporte Smart Ring\u003c\/strong\u003e — a sleek, lightweight wearable that puts your wellness data right on your finger. Weighing just 5g and crafted from premium steel, this ring delivers round-the-clock fitness and health tracking without the bulk of a traditional smartwatch. Compatible with Android 9.0+ and Apple iOS 10.0+, it syncs effortlessly with your smartphone so you can stay on top of your daily activity, cardiovascular rhythm, blood oxygen saturation, and sleep quality — all from a stylish LED display ring.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eThese statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Health tracking data is for personal reference only; consult a qualified healthcare professional for medical advice.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeart Rate Monitoring:\u003c\/strong\u003e Tap three times to activate the optical heart rate sensor. Real-time readings are displayed directly on the ring's LED screen, keeping you informed during workouts and daily life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBlood Oxygen (SpO₂) Tracking:\u003c\/strong\u003e Four taps activates SpO₂ measurement mode, giving you a fast readout of your blood oxygen saturation level.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSleep Monitoring:\u003c\/strong\u003e Five taps displays your previous night's sleep duration so you can understand your rest patterns and optimize recovery.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStep \u0026amp; Activity Tracking:\u003c\/strong\u003e Two taps lights up the step counter, tracking steps taken, distance covered, and calories burned throughout the day.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTime Display:\u003c\/strong\u003e View synchronized time at a glance directly from the ring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Level Indicator:\u003c\/strong\u003e Six taps shows remaining battery life — no guessing when it's time to recharge.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGesture Shutter Control:\u003c\/strong\u003e Wave your hand to remotely trigger your phone's camera — perfect for hands-free selfies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Sport Modes:\u003c\/strong\u003e Switch between movement modes to match your workout style.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5ATM Waterproof Rating:\u003c\/strong\u003e Rated to withstand water pressure equivalent to 50 metres depth — swim, snorkel, or dive without worry.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLED Display Screen:\u003c\/strong\u003e Clean, readable LED display built right into the ring for quick on-finger data access.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\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\u003e8 (18.2mm), 9 (19mm), 10 (19.9mm), 11 (20.7mm), 12 (21.5mm), 13 (22.2mm)\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\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5g\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Life (Active Use)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3–4 days typical\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandby Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16–20 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~2 hours (1A or less; do not use fast\/high-power chargers)\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 (≥50m depth)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAndroid 9.0+, iOS 10.0+\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNFC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot included\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 China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eGetting Started\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eUpon receiving your ring, charge it fully before first use (2 hours via 1A charger).\u003c\/li\u003e\n  \u003cli\u003eScan the QR code in the included manual to download the companion app.\u003c\/li\u003e\n  \u003cli\u003eOpen the app and pair it with your ring via Bluetooth.\u003c\/li\u003e\n  \u003cli\u003eWear on your preferred finger and start tracking!\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDo not charge with a fast charger or high-power adapter — use a standard 1A charger only.\u003c\/li\u003e\n  \u003cli\u003eHealth tracking data (heart rate, SpO₂, sleep) is for personal reference only. Always consult a medical professional for clinical health assessments.\u003c\/li\u003e\n  \u003cli\u003eCompatible with the app specified in the included QR code manual.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eExplore More Wearables \u0026amp; Electronics\u003c\/h2\u003e\n\u003cp\u003eLooking for more smart tech? Check out our related products:\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  \u003cli\u003e\u003ca href=\"\/products\/1-channel-mini-hd-video-encoder-hdmi-to-ip-rtmp-srt-hls-rtsp-h265-h264-iptv\"\u003e1-Channel Mini HD Video Encoder HDMI to IP RTMP SRT HLS H.265\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor general information on physical activity tracking and wellness, 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 smart ring compatible with iPhones and Android phones?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The Ola Esporte Smart Ring is compatible with Apple iOS 10.0 and above, as well as Android 9.0 and above. Simply scan the QR code in your manual to download the companion app and pair via Bluetooth.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How waterproof is the smart ring — can I swim or shower with it?\u003c\/h4\u003e\n\u003cp\u003eA: The ring carries a 5ATM waterproof rating, meaning it is tested to withstand water pressure equivalent to 50 metres depth. This makes it suitable for swimming, snorkelling, showering, and casual diving.\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 active use, the battery lasts 3–4 days. In standby mode, it can last 16–20 days. Charging takes approximately 2 hours using a standard 1A charger. Important: do NOT use fast chargers or high-power adapters, as these may damage the battery.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What sizes does the smart ring come in?\u003c\/h4\u003e\n\u003cp\u003eA: The ring is available in sizes 8 through 13, covering inner diameters from 18.2mm (size 8) to 22.2mm (size 13). Refer to the size chart to find the best fit for your finger.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What health and fitness metrics does the smart ring track?\u003c\/h4\u003e\n\u003cp\u003eA: The ring tracks heart rate, blood oxygen saturation (SpO₂), sleep duration, step count, distance, and estimated calorie burn. All data syncs to the companion smartphone app for easy review. Data is intended for personal wellness reference only, not for medical diagnosis.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the smart ring compatible with iPhones and Android phones?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The Ola Esporte Smart Ring is compatible with Apple iOS 10.0 and above, as well as Android 9.0 and above. Simply scan the QR code in your manual to download the companion app and pair via Bluetooth.\"}}, {\"@type\": \"Question\", \"name\": \"How waterproof is the smart ring — can I swim or shower with it?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The ring carries a 5ATM waterproof rating, meaning it is tested to withstand water pressure equivalent to 50 metres depth. 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