{"product_id":"oura-ring-4-smart-ring-size-before-you-buy-with-or4-sizing-kit-size-8-silver-2024","title":"Oura - Ring 4 - Smart Ring - Size 8 - Silver - (2024)","description":"\u003cdiv class=\"container\"\u003e\n\u003cdiv class=\"top-header\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cheader class=\"main-header\"\u003e\n\u003ch1\u003eOura Ring 4 Smart Ring - Size 8 - Silver\u003c\/h1\u003e\n\u003c\/header\u003e\n\u003csection class=\"product-description\"\u003e\n\u003ch3\u003eOVERVIEW\u003c\/h3\u003e\n\u003cp\u003eThe Oura Ring 4 is a smart ring that tracks sleep, activity, heart rate and recovery around the clock from your finger. Made of titanium inside and out, it is light, water resistant to 100 m and lasts up to 8 days on a charge. Red, green and infrared LEDs, a temperature sensor and an accelerometer feed the Oura app on iOS and Android with sleep, readiness and activity insights.\u003c\/p\u003e\n\u003ch3\u003eKEY FEATURES\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSleep, activity and readiness tracking 24\/7\u003c\/li\u003e\n\u003cli\u003eHeart rate, heart rate variability and respiration rate\u003c\/li\u003e\n\u003cli\u003eBlood oxygen (SpO2) sensing\u003c\/li\u003e\n\u003cli\u003eTemperature trend tracking\u003c\/li\u003e\n\u003cli\u003eTitanium inner and outer surfaces, water resistant up to 100 m (328 ft)\u003c\/li\u003e\n\u003cli\u003eUp to 8 days of battery life\u003c\/li\u003e\n\u003cli\u003eWorks with the Oura app on iOS and Android\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSPECIFICATIONS\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eOura\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eOura Ring 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eModel Number\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eJZ90-54217-08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eColor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eSilver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eRing Size\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e8 (US)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eTitanium (inner and outer surfaces)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eSensors\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eRed, green and infrared LEDs; digital temperature sensor; accelerometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eMeasurements\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eHeart rate, HRV, blood oxygen, respiration rate, temperature trends, sleep and activity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eBattery Life\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eUp to 8 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eCharging\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eSize-specific charging dock with USB-C cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eWater Resistance\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eUp to 100 m (328 ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eConnectivity\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eBluetooth Low Energy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eCompatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eiOS and Android (Oura app)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eWidth \/ Thickness\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e7.90 mm \/ 2.88 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCONNECTIVITY\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBluetooth Low Energy\u003c\/li\u003e\n\u003cli\u003eOura app for iOS and Android\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWHAT'S INCLUDED\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e(1) Oura Ring 4 (Titanium, Silver, Size 8)\u003c\/li\u003e\n\u003cli\u003e(1) Size 8 Charging Dock\u003c\/li\u003e\n\u003cli\u003e(1) USB-C Charging Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDOES NOT INCLUDE\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower Adapter\u003c\/li\u003e\n\u003cli\u003eSizing Kit\u003c\/li\u003e\n\u003cli\u003eOriginal Packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.9em; color: #777;\"\u003e\u003cspan style=\"font-style: italic;\"\u003eThis is a refurbished product. It has been inspected, tested, and restored to full working condition. Minor cosmetic imperfections may be present. Devices will have some variation in appearance.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cfooter\u003e\n\u003cp\u003e© Copyright. All rights reserved.\u003c\/p\u003e\n\u003c\/footer\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n* { margin: 0; padding: 0; box-sizing: border-box; }\nbody { font-family: \"Open Sans\", sans-serif; background-color: #fff; color: #333; line-height: 1.6; }\n.container { max-width: 1200px; margin: 0 auto; padding: 20px; }\n.top-header { background-color: #000; color: #fff; padding: 10px 20px; text-align: center; }\n.top-header p { font-size: 1em; margin: 0; }\nheader.main-header { background-color: #4caf50; padding: 20px; text-align: center; }\nheader.main-header h1 { color: #fff; font-size: 2.5em; margin: 0; }\n.product-description { background-color: #fff; border: 1px solid #e0e0e0; padding: 30px; margin-top: 20px; box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1); }\n.product-description h3 { color: #4caf50; margin-bottom: 12px; margin-top: 25px; font-size: 1.35em; }\n.product-description p { line-height: 1.7; margin-bottom: 18px; }\n.product-description ul { padding-left: 20px; margin-bottom: 20px; }\n.product-description li { margin-bottom: 8px; }\n.product-description table { width: 100%; border-collapse: collapse; }\nfooter { background-color: #f1f1f1; text-align: center; padding: 20px; margin-top: 30px; color: #777; font-size: 0.9em; }\n\u003c\/style\u003e","brand":"Oura","offers":[{"title":"Excellent","offer_id":67689121513705,"sku":"JZ90-54217-08^A","price":179.99,"currency_code":"USD","in_stock":false},{"title":"Good","offer_id":67689121480937,"sku":"JZ90-54217-08^B","price":169.99,"currency_code":"USD","in_stock":true},{"title":"Eco-Save","offer_id":67689121546473,"sku":"JZ90-54217-08^C","price":159.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/5433\/3161\/files\/Oura_-_Ring_4_-_Smart_Ring_-_Size_8_-_Silver_-_2024.jpg?v=1792073916","url":"https:\/\/r3new.com\/products\/oura-ring-4-smart-ring-size-before-you-buy-with-or4-sizing-kit-size-8-silver-2024","provider":"R3NEW","version":"1.0","type":"link"}