{"product_id":"bkwat-v80-titanium-ecg-eda-smart-ring","title":"BKWAT V80 Titanium Smart Ring with ECG, EDA \u0026 HRV Tracking","description":"\u003cdiv class=\"bkwat-product-description\" data-model=\"V80\"\u003e\n\u003cp\u003e\u003cstrong\u003eTITANIUM DESIGN · ADVANCED SENSOR PLATFORM\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eAn advanced sensor concept, built into a titanium ring.\u003c\/h2\u003e\n\u003cp\u003eThe BKWAT V80 is a supplier-listed ECG and electrodermal-activity (EDA) smart ring with a titanium exterior. Its feature set brings together ECG, EDA, heart rate, HRV, blood oxygen, sleep analysis, blood pressure and activity tracking in a compact ring format.\u003c\/p\u003e\n\u003cp\u003eThe manufacturer lists a Nordic 54L15 platform, a Texas Instruments TI4850 analog front end, Bluetooth 5.3 LE, a 16–24mAh battery range and 4–7 days of normal use. The V80 is positioned as an advanced health-feature ring; clinical performance and US regulatory status are not established by the supplied sheet.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eECG and EDA:\u003c\/strong\u003e Manufacturer lists electrocardiogram and electrodermal activity monitoring functions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeart rate and HRV:\u003c\/strong\u003e Manufacturer-listed heart-rate and heart-rate-variability monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlood oxygen:\u003c\/strong\u003e Manufacturer-listed SpO₂ feature.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSleep analysis:\u003c\/strong\u003e Supplier lists a midnight–6am (00:00–06:00) sleep pattern analysis window with updates every five minutes, and separately lists 24\/7 scientific sleep monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlood pressure:\u003c\/strong\u003e Manufacturer-listed blood-pressure measurement feature; evidence and intended medical use require separate review.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSports and remote functions:\u003c\/strong\u003e Supplier-listed sports mode, remote shutdown and touch-button brightness adjustment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTitanium body:\u003c\/strong\u003e Titanium construction with black, silver and rose gold supplier-listed colors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5ATM + IP68:\u003c\/strong\u003e Both ratings appear in the supplier specification; permitted water use needs confirmation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eA distinctive combination of sensing features\u003c\/h3\u003e\n\u003cp\u003eECG and EDA are the headline features in the manufacturer sheet. Alongside HRV and heart rate, these measurements create a different product concept from basic sleep-and-step rings. The supplier has not provided performance validation or US authorization documentation.\u003c\/p\u003e\n\u003ch3\u003eSleep monitoring with stated analysis conditions\u003c\/h3\u003e\n\u003cp\u003eThe supplier specifies midnight to 6am analysis with five-minute updates, while also using a broader 24\/7 sleep-monitoring claim. The final firmware and app behavior should be checked before publishing one unified promise.\u003c\/p\u003e\n\u003ch3\u003eA compact titanium platform\u003c\/h3\u003e\n\u003cp\u003eThe V80 is built around the manufacturer-listed Nordic 54L15, TI4850 analog front end and BLE 5.3. The 16–24mAh battery range and 4–7 day normal-use estimate are configuration-dependent supplier specifications.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel\u003c\/th\u003e\n\u003ctd\u003eV80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eType\u003c\/th\u003e\n\u003ctd\u003eECG + EDA smart ring (manufacturer designation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMain chipset\u003c\/th\u003e\n\u003ctd\u003eNordic 54L15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAnalog front end\u003c\/th\u003e\n\u003ctd\u003eTexas Instruments TI4850 (manufacturer description)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMotion sensor\u003c\/th\u003e\n\u003ctd\u003eMiraMEMS DA267\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMemory\u003c\/th\u003e\n\u003ctd\u003eRAM 256KB \/ ROM 1.5MB (supplier prints “7 RAM256KB, ROM1.5MB”)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBattery\u003c\/th\u003e\n\u003ctd\u003e16–24mAh (manufacturer range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eNormal use\u003c\/th\u003e\n\u003ctd\u003e4–7 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWireless\u003c\/th\u003e\n\u003ctd\u003eBluetooth 5.3 Low Energy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eTitanium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eColors\u003c\/th\u003e\n\u003ctd\u003eBlack, silver, rose gold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWater resistance\u003c\/th\u003e\n\u003ctd\u003e5ATM + IP68 (both manufacturer-listed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMobile requirements\u003c\/th\u003e\n\u003ctd\u003eAndroid 9.0+ \/ iOS 10.0+ (manufacturer-listed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSizes \/ inner diameters\u003c\/th\u003e\n\u003ctd\u003e#8 (18.2mm), #9 (19.0mm), #10 (19.9mm), #11 (20.7mm), #12 (21.5mm), #13 (22.2mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCompanion app\u003c\/th\u003e\n\u003ctd\u003eH Ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSleep timing note\u003c\/th\u003e\n\u003ctd\u003eSupplier lists analysis 00:00–06:00 updated every five minutes and also lists 24\/7 monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAdditional functions\u003c\/th\u003e\n\u003ctd\u003eECG, EDA, heart rate, SpO₂, HRV, sleep, blood pressure, sports mode, remote shutdown, adjustable touch-button brightness, built-in microcontroller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003ch4\u003eWhat does EDA mean?\u003c\/h4\u003e\n\u003cp\u003eEDA stands for electrodermal activity, a signal related to changes in electrical properties of the skin. The manufacturer lists EDA sensing, but no validated interpretation accuracy is provided.\u003c\/p\u003e\n\u003ch4\u003eDoes the V80 support ECG?\u003c\/h4\u003e\n\u003cp\u003eThe manufacturer lists an ECG feature. The supplied document does not establish clinical accuracy or US marketing authorization for a medical ECG function.\u003c\/p\u003e\n\u003ch4\u003eDoes it monitor blood pressure?\u003c\/h4\u003e\n\u003cp\u003eBlood-pressure measurement is listed by the supplier. This must not be treated as a clinically validated blood-pressure reading without supporting evidence and applicable authorization.\u003c\/p\u003e\n\u003ch4\u003eHow is sleep monitoring described?\u003c\/h4\u003e\n\u003cp\u003eThe supplier gives a midnight–6am analysis window with five-minute updates and also uses a 24\/7 sleep claim. Verify actual app\/firmware behavior prior to advertising a specific coverage level.\u003c\/p\u003e\n\u003c\/div\u003e\n","brand":"BKWAT","offers":[{"title":"Default Title","offer_id":50477443252362,"sku":null,"price":225.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/bkwat.com\/products\/bkwat-v80-titanium-ecg-eda-smart-ring","provider":"BKWAT","version":"1.0","type":"link"}