{"product_id":"fitbit-sense-2-advanced-health-smartwatch-graphite-fb521bkgb-us","title":"Fitbit - Sense 2 Advanced Health Smartwatch - Graphite - FB521BKGB-US","description":"\u003cp\u003e\u003cspan id=\"docs-internal-guid-273097c9-7fff-45e6-4a8c-d591eb97bf9e\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"401\" data-end=\"743\"\u003eThe Fitbit Sense 2 is a multifunction smartwatch designed with a graphite finish and built-in sensors for motion, temperature, and heart rate trend tracking. With a bright AMOLED touchscreen, built-in GPS, and support for smartphone notifications and voice assistants, it offers a feature-rich experience in a compact, water-resistant design.\u003c\/p\u003e\n\u003chr data-start=\"745\" data-end=\"748\"\u003e\n\u003cp data-start=\"750\" data-end=\"767\"\u003e\u003cstrong data-start=\"750\" data-end=\"767\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"769\" data-end=\"2040\"\u003e\n\u003cli data-start=\"769\" data-end=\"890\"\u003e\n\u003cp data-start=\"771\" data-end=\"890\"\u003e\u003cstrong data-start=\"771\" data-end=\"785\"\u003eEDA Sensor\u003c\/strong\u003e ? Collects electrodermal activity data for surface-level skin response tracking (app access required).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"891\" data-end=\"1005\"\u003e\n\u003cp data-start=\"893\" data-end=\"1005\"\u003e\u003cstrong data-start=\"893\" data-end=\"909\"\u003eBuilt-In GPS\u003c\/strong\u003e ? Records pace and distance for outdoor activities without requiring a smartphone connection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1006\" data-end=\"1139\"\u003e\n\u003cp data-start=\"1008\" data-end=\"1139\"\u003e\u003cstrong data-start=\"1008\" data-end=\"1029\"\u003eHeart Rate Sensor\u003c\/strong\u003e ? Tracks heart rate trends continuously and provides high\/low notifications (not intended for medical use).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1140\" data-end=\"1262\"\u003e\n\u003cp data-start=\"1142\" data-end=\"1262\"\u003e\u003cstrong data-start=\"1142\" data-end=\"1153\"\u003eECG App\u003c\/strong\u003e ? Records on-wrist heart rhythm data via app (availability varies by region; not for diagnostic purposes).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1263\" data-end=\"1405\"\u003e\n\u003cp data-start=\"1265\" data-end=\"1405\"\u003e\u003cstrong data-start=\"1265\" data-end=\"1292\"\u003eSpO? \u0026amp; Skin Temperature\u003c\/strong\u003e ? Estimates overnight blood oxygen levels and skin temperature variations (data available in Fitbit app only).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1406\" data-end=\"1533\"\u003e\n\u003cp data-start=\"1408\" data-end=\"1533\"\u003e\u003cstrong data-start=\"1408\" data-end=\"1426\"\u003eSleep Tracking\u003c\/strong\u003e ? Estimates time spent in various sleep stages and provides a daily sleep summary (viewable in the app).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1534\" data-end=\"1636\"\u003e\n\u003cp data-start=\"1536\" data-end=\"1636\"\u003e\u003cstrong data-start=\"1536\" data-end=\"1559\"\u003eSmart Notifications\u003c\/strong\u003e ? Displays call, text, and app alerts when paired with a compatible phone.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1637\" data-end=\"1746\"\u003e\n\u003cp data-start=\"1639\" data-end=\"1746\"\u003e\u003cstrong data-start=\"1639\" data-end=\"1666\"\u003eVoice Assistant Support\u003c\/strong\u003e ? Compatible with Amazon Alexa and Google Assistant (account setup required).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1747\" data-end=\"1848\"\u003e\n\u003cp data-start=\"1749\" data-end=\"1848\"\u003e\u003cstrong data-start=\"1749\" data-end=\"1769\"\u003eFitness Tracking\u003c\/strong\u003e ? Tracks step count, motion intensity, and includes multiple exercise modes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1849\" data-end=\"1962\"\u003e\n\u003cp data-start=\"1851\" data-end=\"1962\"\u003e\u003cstrong data-start=\"1851\" data-end=\"1867\"\u003eBattery Life\u003c\/strong\u003e ? Lasts up to 6+ days per charge; fast charging provides one day of use in about 12 minutes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1963\" data-end=\"2040\"\u003e\n\u003cp data-start=\"1965\" data-end=\"2040\"\u003e\u003cstrong data-start=\"1965\" data-end=\"1985\"\u003eWater Resistance\u003c\/strong\u003e ? Rated up to 50 meters; suitable for swim activities.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2042\" data-end=\"2045\"\u003e\n\u003cp data-start=\"2047\" data-end=\"2066\"\u003e\u003cstrong data-start=\"2047\" data-end=\"2066\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2068\" data-end=\"2314\"\u003e\n\u003cli data-start=\"2068\" data-end=\"2102\"\u003e\n\u003cp data-start=\"2070\" data-end=\"2102\"\u003e\u003cstrong data-start=\"2070\" data-end=\"2086\"\u003eModel Number\u003c\/strong\u003e: FB521BKGB-US\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2103\" data-end=\"2126\"\u003e\n\u003cp data-start=\"2105\" data-end=\"2126\"\u003e\u003cstrong data-start=\"2105\" data-end=\"2114\"\u003eColor\u003c\/strong\u003e: Graphite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2127\" data-end=\"2162\"\u003e\n\u003cp data-start=\"2129\" data-end=\"2162\"\u003e\u003cstrong data-start=\"2129\" data-end=\"2140\"\u003eDisplay\u003c\/strong\u003e: AMOLED touchscreen\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2163\" data-end=\"2216\"\u003e\n\u003cp data-start=\"2165\" data-end=\"2216\"\u003e\u003cstrong data-start=\"2165\" data-end=\"2181\"\u003eBattery Life\u003c\/strong\u003e: Up to 6+ days (varies by usage)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2217\" data-end=\"2264\"\u003e\n\u003cp data-start=\"2219\" data-end=\"2264\"\u003e\u003cstrong data-start=\"2219\" data-end=\"2236\"\u003eCompatibility\u003c\/strong\u003e: iOS 13+ and Android 9.0+\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2265\" data-end=\"2314\"\u003e\n\u003cp data-start=\"2267\" data-end=\"2314\"\u003e\u003cstrong data-start=\"2267\" data-end=\"2287\"\u003eWater Resistance\u003c\/strong\u003e: 5 ATM (up to 50 meters)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2316\" data-end=\"2330\"\u003e\u003cstrong data-start=\"2316\" data-end=\"2328\"\u003eSensors:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2331\" data-end=\"2572\"\u003e\n\u003cli data-start=\"2331\" data-end=\"2348\"\u003e\n\u003cp data-start=\"2333\" data-end=\"2348\"\u003eECG (via app)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2349\" data-end=\"2381\"\u003e\n\u003cp data-start=\"2351\" data-end=\"2381\"\u003eEDA (Electrodermal Activity)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2382\" data-end=\"2411\"\u003e\n\u003cp data-start=\"2384\" data-end=\"2411\"\u003eOptical heart rate sensor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2412\" data-end=\"2456\"\u003e\n\u003cp data-start=\"2414\" data-end=\"2456\"\u003eSpO? sensor (data available in app only)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2457\" data-end=\"2501\"\u003e\n\u003cp data-start=\"2459\" data-end=\"2501\"\u003eSkin temperature sensor (variation only)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2502\" data-end=\"2519\"\u003e\n\u003cp data-start=\"2504\" data-end=\"2519\"\u003eAccelerometer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2520\" data-end=\"2533\"\u003e\n\u003cp data-start=\"2522\" data-end=\"2533\"\u003eAltimeter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2534\" data-end=\"2547\"\u003e\n\u003cp data-start=\"2536\" data-end=\"2547\"\u003eGyroscope\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2548\" data-end=\"2572\"\u003e\n\u003cp data-start=\"2550\" data-end=\"2572\"\u003eAmbient light sensor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2574\" data-end=\"2593\"\u003e\u003cstrong data-start=\"2574\" data-end=\"2591\"\u003eConnectivity:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2594\" data-end=\"2648\"\u003e\n\u003cli data-start=\"2594\" data-end=\"2607\"\u003e\n\u003cp data-start=\"2596\" data-end=\"2607\"\u003eBluetooth\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2608\" data-end=\"2617\"\u003e\n\u003cp data-start=\"2610\" data-end=\"2617\"\u003eWi-Fi\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2618\" data-end=\"2648\"\u003e\n\u003cp data-start=\"2620\" data-end=\"2648\"\u003eNFC (Fitbit Pay supported)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2650\" data-end=\"2722\"\u003e\u003cstrong data-start=\"2650\" data-end=\"2664\"\u003eDimensions\u003c\/strong\u003e: 1.58 x 1.58 x 0.45 inches\u003cbr data-start=\"2691\" data-end=\"2694\"\u003e\u003cstrong data-start=\"2694\" data-end=\"2704\"\u003eWeight\u003c\/strong\u003e: Approx. 1.3 oz\u003c\/p\u003e\n\u003chr data-start=\"2724\" data-end=\"2727\"\u003e\n\u003cp data-start=\"2729\" data-end=\"2753\"\u003e\u003cstrong data-start=\"2729\" data-end=\"2751\"\u003eWhat?s in the Box:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2754\" data-end=\"2854\"\u003e\n\u003cli data-start=\"2754\" data-end=\"2809\"\u003e\n\u003cp data-start=\"2756\" data-end=\"2809\"\u003eFitbit Sense 2 Smartwatch ? Graphite (FB521BKGB-US)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2810\" data-end=\"2835\"\u003e\n\u003cp data-start=\"2812\" data-end=\"2835\"\u003eSmall and Large Bands\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2836\" data-end=\"2854\"\u003e\n\u003cp data-start=\"2838\" data-end=\"2854\"\u003eCharging Cable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ModuVault","offers":[{"title":"Excellent","offer_id":47372524388515,"sku":"FB521BKGB-US^A","price":52.82,"currency_code":"USD","in_stock":true},{"title":"Good","offer_id":47372524421283,"sku":"FB521BKGB-US^B","price":52.82,"currency_code":"USD","in_stock":true},{"title":"Eco-Save","offer_id":47372524454051,"sku":"FB521BKGB-US^C","price":52.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0714\/7959\/1075\/files\/3_63008623-118e-434c-92cc-4bbbc1f4a1fb.jpg?v=1772202489","url":"https:\/\/moduvault.shop\/products\/fitbit-sense-2-advanced-health-smartwatch-graphite-fb521bkgb-us","provider":"ModuVault","version":"1.0","type":"link"}