{"product_id":"oura-ring-4-ceramic-midnight-size-8-smart-ring-with-sleep-fitness-tracking","title":"Oura Ring 4 – Ceramic Midnight – Size 8 | Smart Ring with Sleep \u0026 Fitness Tracking","description":"\u003cp\u003eOverview\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong data-start=\"150\" data-end=\"193\"\u003eOura Ring 4 – Ceramic Midnight – Size 8\u003c\/strong\u003e is a sleek, lightweight smart ring designed to deliver advanced health insights in a discreet, premium form. Engineered for accurate \u003cstrong data-start=\"327\" data-end=\"395\"\u003esleep tracking, heart rate monitoring and daily fitness analysis\u003c\/strong\u003e, this next-generation wearable provides powerful health data without the bulk of a smartwatch. Featuring up to \u003cstrong data-start=\"507\" data-end=\"533\"\u003e8 days of battery life\u003c\/strong\u003e and compatibility with both iOS and Android devices, the Oura Ring 4 is ideal for users seeking continuous, comfortable performance tracking.\u003c\/p\u003e\n\u003cp\u003ePlease note: Oura Ring 4 uses a \u003cstrong data-start=\"711\" data-end=\"731\"\u003enon-standard fit\u003c\/strong\u003e. It is recommended to measure using the official Oura Ring 4 Size Kit before purchasing.\u003c\/p\u003e\n\u003cp\u003eKey Features\u003c\/p\u003e\n\u003cul data-start=\"841\" data-end=\"1264\"\u003e\n\u003cli data-section-id=\"1ppckd9\" data-start=\"841\" data-end=\"903\"\u003eAdvanced sleep tracking with detailed sleep stage analysis\u003c\/li\u003e\n\u003cli data-section-id=\"ljgzr5\" data-start=\"904\" data-end=\"940\"\u003eContinuous heart rate monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"7wrdd\" data-start=\"941\" data-end=\"974\"\u003eActivity and fitness tracking\u003c\/li\u003e\n\u003cli data-section-id=\"1m86qy2\" data-start=\"975\" data-end=\"1004\"\u003eUp to 8 days battery life\u003c\/li\u003e\n\u003cli data-section-id=\"fsldpq\" data-start=\"1005\" data-end=\"1040\"\u003ePremium Ceramic Midnight finish\u003c\/li\u003e\n\u003cli data-section-id=\"34ld84\" data-start=\"1041\" data-end=\"1083\"\u003eLightweight, durable titanium interior\u003c\/li\u003e\n\u003cli data-section-id=\"15nr96u\" data-start=\"1084\" data-end=\"1112\"\u003eiOS \u0026amp; Android compatible\u003c\/li\u003e\n\u003cli data-section-id=\"1im9d18\" data-start=\"1113\" data-end=\"1154\"\u003eSmart readiness and recovery insights\u003c\/li\u003e\n\u003cli data-section-id=\"98fm5a\" data-start=\"1155\" data-end=\"1181\"\u003eWater resistant design\u003c\/li\u003e\n\u003cli data-section-id=\"1i8oq4s\" data-start=\"1182\" data-end=\"1217\"\u003eWireless charging dock included\u003c\/li\u003e\n\u003cli data-section-id=\"lfb4kk\" data-start=\"1218\" data-end=\"1264\"\u003eNon-standard sizing – Size Kit recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBenefits\u003c\/p\u003e\n\u003cp\u003eThe Oura Ring 4 delivers powerful health tracking in a minimalist, comfortable design that can be worn day and night. Its advanced sensors provide detailed insights into sleep quality, heart rate trends, activity levels and overall readiness, helping you make informed lifestyle decisions.\u003c\/p\u003e\n\u003cp\u003eUnlike bulky wrist-based wearables, the ring form factor ensures accurate biometric readings while remaining discreet and stylish. The Ceramic Midnight finish offers a refined, modern aesthetic suitable for everyday wear.\u003c\/p\u003e\n\u003cp\u003eWith up to 8 days of battery life, you can track continuously without frequent charging interruptions. Seamless compatibility with both iOS and Android ensures easy syncing with your smartphone, while the companion app provides in-depth analytics to support your wellness goals.\u003c\/p\u003e\n\u003cp\u003eSpecifications\u003c\/p\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2101\" data-end=\"2551\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2101\" data-end=\"2128\"\u003e\n\u003ctr data-start=\"2101\" data-end=\"2128\"\u003e\n\u003cth data-start=\"2101\" data-end=\"2117\" data-col-size=\"sm\" class=\"\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"2117\" data-end=\"2128\" data-col-size=\"sm\" class=\"\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2157\" data-end=\"2551\"\u003e\n\u003ctr data-start=\"2157\" data-end=\"2173\"\u003e\n\u003ctd data-start=\"2157\" data-end=\"2165\" data-col-size=\"sm\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-start=\"2165\" data-end=\"2173\" data-col-size=\"sm\"\u003eOura\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2174\" data-end=\"2197\"\u003e\n\u003ctd data-start=\"2174\" data-end=\"2182\" data-col-size=\"sm\"\u003eModel\u003c\/td\u003e\n\u003ctd data-start=\"2182\" data-end=\"2197\" data-col-size=\"sm\"\u003eOura Ring 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2198\" data-end=\"2227\"\u003e\n\u003ctd data-start=\"2198\" data-end=\"2207\" data-col-size=\"sm\"\u003eColour\u003c\/td\u003e\n\u003ctd data-start=\"2207\" data-end=\"2227\" data-col-size=\"sm\"\u003eCeramic Midnight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2228\" data-end=\"2259\"\u003e\n\u003ctd data-start=\"2228\" data-end=\"2235\" data-col-size=\"sm\"\u003eSize\u003c\/td\u003e\n\u003ctd data-start=\"2235\" data-end=\"2259\" data-col-size=\"sm\"\u003e8 (Non-Standard Fit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2260\" data-end=\"2288\"\u003e\n\u003ctd data-start=\"2260\" data-end=\"2274\" data-col-size=\"sm\"\u003eForm Factor\u003c\/td\u003e\n\u003ctd data-start=\"2274\" data-end=\"2288\" data-col-size=\"sm\"\u003eSmart Ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2289\" data-end=\"2320\"\u003e\n\u003ctd data-start=\"2289\" data-end=\"2304\" data-col-size=\"sm\"\u003eBattery Life\u003c\/td\u003e\n\u003ctd data-start=\"2304\" data-end=\"2320\" data-col-size=\"sm\"\u003eUp to 8 Days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2321\" data-end=\"2349\"\u003e\n\u003ctd data-start=\"2321\" data-end=\"2336\" data-col-size=\"sm\"\u003eConnectivity\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2336\" data-end=\"2349\"\u003eBluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2350\" data-end=\"2383\"\u003e\n\u003ctd data-start=\"2350\" data-end=\"2366\" data-col-size=\"sm\"\u003eCompatibility\u003c\/td\u003e\n\u003ctd data-start=\"2366\" data-end=\"2383\" data-col-size=\"sm\"\u003eiOS \u0026amp; Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2384\" data-end=\"2433\"\u003e\n\u003ctd data-start=\"2384\" data-end=\"2402\" data-col-size=\"sm\"\u003eHealth Tracking\u003c\/td\u003e\n\u003ctd data-start=\"2402\" data-end=\"2433\" data-col-size=\"sm\"\u003eSleep, Heart Rate, Activity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2434\" data-end=\"2460\"\u003e\n\u003ctd data-start=\"2434\" data-end=\"2453\" data-col-size=\"sm\"\u003eWater Resistance\u003c\/td\u003e\n\u003ctd data-start=\"2453\" data-end=\"2460\" data-col-size=\"sm\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2461\" data-end=\"2498\"\u003e\n\u003ctd data-start=\"2461\" data-end=\"2472\" data-col-size=\"sm\"\u003eCharging\u003c\/td\u003e\n\u003ctd data-start=\"2472\" data-end=\"2498\" data-col-size=\"sm\"\u003eWireless Charging Dock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2499\" data-end=\"2551\"\u003e\n\u003ctd data-start=\"2499\" data-end=\"2510\" data-col-size=\"sm\"\u003eMaterial\u003c\/td\u003e\n\u003ctd data-start=\"2510\" data-end=\"2551\" data-col-size=\"sm\"\u003eTitanium Interior with Ceramic Finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003eOura Ring 4 Midnight Size 8, smart ring sleep tracker UK, Oura Ring Ceramic Midnight, heart rate tracking ring, fitness tracking smart ring UK, 8 day battery wearable, Oura Ring iOS Android compatible, sleep and recovery tracker, discreet health wearable UK\u003c\/p\u003e\n\u003cp\u003eIdeal for health-conscious individuals, athletes, professionals and biohackers seeking advanced sleep and recovery insights in a discreet wearable. Perfect for continuous day and night tracking, fitness monitoring and long-term wellness management. Suitable for users who prefer a lightweight alternative to traditional smartwatches while maintaining premium performance and style.\u003c\/p\u003e","brand":"ecat tech ltd","offers":[{"title":"New","offer_id":57557004157306,"sku":"Ecat -1","price":489.0,"currency_code":"GBP","in_stock":false},{"title":"Used - Like New","offer_id":57557004190074,"sku":"Ecat -2","price":299.0,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/www.gadcet.com\/products\/oura-ring-4-ceramic-midnight-size-8-smart-ring-with-sleep-fitness-tracking","provider":"Gadcet UK","version":"1.0","type":"link"}