{"product_id":"rockbros-hrm812-heart-rate-monitor-chest-strap-ant-bluetooth","title":"ROCKBROS HRM812 Heart Rate Monitor Chest Strap ANT Bluetooth","description":"\n    \u003cscript type=\"application\/ld+json\"\u003e\n      {\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"ROCKBROS HRM812 Heart Rate Monitor Chest Strap ANT Bluetooth\",\"image\":[\"https:\/\/m.media-amazon.com\/images\/W\/BW_MEDIAX_AVIF_MEASUREMENT_1306696-T4\/images\/I\/61Ho14QJg1L.jpg\",\"https:\/\/m.media-amazon.com\/images\/W\/BW_MEDIAX_AVIF_MEASUREMENT_1306696-T4\/images\/I\/61Ho14QJg1L.jpg\",\"https:\/\/m.media-amazon.com\/images\/W\/BW_MEDIAX_AVIF_MEASUREMENT_1306696-T4\/images\/I\/71fdWTkI2jL.jpg\",\"https:\/\/m.media-amazon.com\/images\/W\/BW_MEDIAX_AVIF_MEASUREMENT_1306696-T4\/images\/I\/713u6qYgS5L.jpg\",\"https:\/\/m.media-amazon.com\/images\/W\/BW_MEDIAX_AVIF_MEASUREMENT_1306696-T4\/images\/I\/71alBrGFCqL.jpg\"],\"description\":\"Buy ROCKBROS HRM812 Heart Rate Monitor Chest Strap ANT Bluetooth by ROCKBROS online. Authentic product quality, official specifications, fast shipping, and 100%\",\"category\":\"Sports \u0026 Outdoors \u003e Exercise \u0026 Fitness \u003e Fitness Technology \u003e Heart Rate Monitors\",\"brand\":{\"@type\":\"Brand\",\"name\":\"ROCKBROS\"},\"sku\":\"B0FLVG55SH\",\"mpn\":\"B0FLVG55SH\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"39.99\",\"availability\":\"https:\/\/schema.org\/InStock\",\"itemCondition\":\"https:\/\/schema.org\/NewCondition\"}}\n    \u003c\/script\u003e\n\n    \u003cdiv style=\"font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: #1e293b; max-width: 880px; margin: 0 auto; line-height: 1.6;\"\u003e\n      \u003cdiv style=\"background: linear-gradient(135deg, #f8fafc 0%, #edf2f7 100%); border: 1px solid #e2e8f0; border-radius: 12px; padding: 24px; margin-bottom: 24px;\"\u003e\n        \u003cspan style=\"background: #0ea5e9; color: #ffffff; font-size: 11px; font-weight: 800; padding: 4px 10px; border-radius: 20px; text-transform: uppercase; letter-spacing: 0.6px; display: inline-block; margin-bottom: 12px;\"\u003eHeart Rate Monitors\u003c\/span\u003e\n        \u003ch1 style=\"font-size: 22px; font-weight: 800; color: #0f172a; margin: 0 0 10px 0; line-height: 1.35;\"\u003eROCKBROS HRM812 Heart Rate Monitor Chest Strap ANT Bluetooth\u003c\/h1\u003e\n        \u003cp style=\"font-size: 14.5px; color: #475569; margin: 0; line-height: 1.6;\"\u003e\n          Engineered for excellence and reliable daily performance, \u003cstrong\u003eROCKBROS HRM812 Heart Rate Monitor Chest Strap ANT Bluetooth\u003c\/strong\u003e combines authentic craftsmanship with high-grade components by \u003cem\u003eROCKBROS\u003c\/em\u003e to deliver optimal results and lasting value.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n    \n      \u003cdiv style=\"margin-bottom: 28px;\"\u003e\n        \u003ch2 style=\"font-size: 17px; font-weight: 800; color: #0f172a; margin-bottom: 14px; display: flex; align-items: center; gap: 8px;\"\u003e\n          \u003cspan\u003e✨\u003c\/span\u003e Key Highlights \u0026amp; Performance Features\n        \u003c\/h2\u003e\n        \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 12px;\"\u003e\n      \n          \u003cdiv style=\"background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 14px 16px; box-shadow: 0 1px 3px rgba(0,0,0,0.03);\"\u003e\n            \u003cdiv style=\"font-size: 13.5px; color: #334155; line-height: 1.5; font-weight: 500;\"\u003e\n              \u003cstrong style=\"color: #0284c7;\"\u003e✔\u003c\/strong\u003e EASY CONNECTION \u0026amp; AUTO WAKE - SLEEP:Connect to mobile phones via Bluetooth for instant use. Features auto - wake when correctly worn (starts working as heart rate belt is properly on) and auto - sleep when detached, no need to manually switch on\/off.\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n        \n          \u003cdiv style=\"background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 14px 16px; box-shadow: 0 1px 3px rgba(0,0,0,0.03);\"\u003e\n            \u003cdiv style=\"font-size: 13.5px; color: #334155; line-height: 1.5; font-weight: 500;\"\u003e\n              \u003cstrong style=\"color: #0284c7;\"\u003e✔\u003c\/strong\u003e LONG BATTERY LIFE:Powered by a CR2032 button battery, it offers an 800 - hour long battery life. No frequent charging needed, convenient for daily fitness and outdoor sports. Heart rate range covers 30 - 240 BPM. Easy battery replacement - use a coin - like tool to open the battery door and replace following instructions.\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n        \n          \u003cdiv style=\"background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 14px 16px; box-shadow: 0 1px 3px rgba(0,0,0,0.03);\"\u003e\n            \u003cdiv style=\"font-size: 13.5px; color: #334155; line-height: 1.5; font-weight: 500;\"\u003e\n              \u003cstrong style=\"color: #0284c7;\"\u003e✔\u003c\/strong\u003e LIGHTWEIGHT \u0026amp; ERGONOMIC DESIGN:The heart rate sensor is lightweight (main unit 59.5×33.5×10.5mm, ~13g; chest strap 3cm×65 - 95cm, ~32g) and ergonomically designed. The detachable main unit fits skin well, avoiding slipping during exercise. Easy to clean the chest strap and replace the battery.\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n        \n          \u003cdiv style=\"background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 14px 16px; box-shadow: 0 1px 3px rgba(0,0,0,0.03);\"\u003e\n            \u003cdiv style=\"font-size: 13.5px; color: #334155; line-height: 1.5; font-weight: 500;\"\u003e\n              \u003cstrong style=\"color: #0284c7;\"\u003e✔\u003c\/strong\u003e WATERPROOF \u0026amp; SWEAT - RESISTANT:With IP67 water and sweat resistance. The ABS shell of the sensor prevents water and sweat from seeping into the main unit, suitable for activities like triathlons, trail running, and even swimming.\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n        \n          \u003cdiv style=\"background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 14px 16px; box-shadow: 0 1px 3px rgba(0,0,0,0.03);\"\u003e\n            \u003cdiv style=\"font-size: 13.5px; color: #334155; line-height: 1.5; font-weight: 500;\"\u003e\n              \u003cstrong style=\"color: #0284c7;\"\u003e✔\u003c\/strong\u003e BROAD DEVICE COMPATIBILITY:Supports Bluetooth 4.0\/5.0 (10 - meter range) \u0026amp; ANT+ (6 - meter range) dual protocols. Works with a wide range of devices. For ANT+ protocol, it’s compatible with brands like ROCKBROS, Magene, Bryton, Wahoo, etc. For Bluetooth protocol, it pairs with popular sports apps such as Sports Tracker, Strava, Wahoo Fitness, Polar Beat, Zwift, KEEP, etc. Enables seamless heart - rate data sharing across your favorite fitness ecosystems.\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n        \n        \u003c\/div\u003e\n      \u003c\/div\u003e\n      \n      \u003cdiv style=\"margin-bottom: 28px;\"\u003e\n        \u003ch2 style=\"font-size: 17px; font-weight: 800; color: #0f172a; margin-bottom: 14px; display: flex; align-items: center; gap: 8px;\"\u003e\n          \u003cspan\u003e📋\u003c\/span\u003e Technical Product Specifications\n        \u003c\/h2\u003e\n        \u003cdiv style=\"border: 1px solid #e2e8f0; border-radius: 10px; overflow: hidden; background: #ffffff;\"\u003e\n          \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13.5px; text-align: left;\"\u003e\n            \u003ctbody\u003e\n              \u003ctr style=\"background: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n                \u003cth style=\"padding: 12px 18px; width: 35%; color: #475569; font-weight: 700;\"\u003eBrand \/ Manufacturer\u003c\/th\u003e\n                \u003ctd style=\"padding: 12px 18px; color: #0f172a; font-weight: 600;\"\u003eROCKBROS\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eModel \/ ASIN Reference\u003c\/th\u003e\n                \u003ctd style=\"padding: 12px 18px; color: #0f172a;\"\u003eB0FLVG55SH\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr style=\"background: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n                \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eCategory Taxonomy\u003c\/th\u003e\n                \u003ctd style=\"padding: 12px 18px; color: #0f172a;\"\u003eSports \u0026amp; Outdoors \u0026gt; Exercise \u0026amp; Fitness \u0026gt; Fitness Technology \u0026gt; Heart Rate Monitors\u003c\/td\u003e\n              \u003c\/tr\u003e\n    \n        \u003ctr style=\"background: #ffffff; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eBrand\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003eROCKBROS\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eMaterial\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003eMain body shell: ABS Chest strap material: 45% high-elasticity yarn (nylon) + 41% elastic band + 14% polyester yarn\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #ffffff; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eColor\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003eBlack\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eCompatible Devices\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003eSmartphones\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #ffffff; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eScreen Size\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003e2.63 inches\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eItem Weight\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003e2.89 ounces\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #ffffff; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eItem Highlight\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003eIP67 waterproof heart rate sensor with 800-hour battery life and wide compatibility for cycling, fitness and training\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eSoftware Update Supported to Date\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003eunknown\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #ffffff; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eUnit Count\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003e1 Count\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eNumber of Items\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003e1\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #ffffff; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eBrand Name\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003eROCKBROS\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eManufacturer\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003eROCKBROS\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #ffffff; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eIncluded Components\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003eChest Strap ×1 Heart Rate Monitor (with CR2032 battery installed) ×1 Instruction Manual ×1\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eWarranty Description\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003e1 Year Manufacturer\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #ffffff; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eASIN\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003eB0FLVG55SH\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eDisplay Size\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003e2.63 inches\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n        \u003ctr style=\"background: #ffffff; border-bottom: 1px solid #e2e8f0;\"\u003e\n          \u003cth style=\"padding: 12px 18px; color: #475569; font-weight: 700;\"\u003eMaterial Type\u003c\/th\u003e\n          \u003ctd style=\"padding: 12px 18px; color: #1e293b;\"\u003eMain body shell: ABS Chest strap material: 45% high-elasticity yarn (nylon) + 41% elastic band + 14% polyester yarn\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \n            \u003c\/tbody\u003e\n          \u003c\/table\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; margin-top: 20px;\"\u003e\n        \u003cdiv style=\"background: #f0fdf4; border: 1px solid #bbf7d0; border-radius: 10px; padding: 16px;\"\u003e\n          \u003cdiv style=\"font-size: 13px; font-weight: 800; color: #166534; margin-bottom: 4px; display: flex; align-items: center; gap: 6px;\"\u003e\n            \u003cspan\u003e🛡️\u003c\/span\u003e Authentic \u0026amp; Quality Verified\n          \u003c\/div\u003e\n          \u003cp style=\"font-size: 12px; color: #15803d; margin: 0; line-height: 1.45;\"\u003e\n            100% genuine product sourced in strict compliance with safety, performance, and durability standards.\n          \u003c\/p\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv style=\"background: #eff6ff; border: 1px solid #bfdbfe; border-radius: 10px; padding: 16px;\"\u003e\n          \u003cdiv style=\"font-size: 13px; font-weight: 800; color: #1e40af; margin-bottom: 4px; display: flex; align-items: center; gap: 6px;\"\u003e\n            \u003cspan\u003e🚚\u003c\/span\u003e Fast Tracked Delivery\n          \u003c\/div\u003e\n          \u003cp style=\"font-size: 12px; color: #1d4ed8; margin: 0; line-height: 1.45;\"\u003e\n            Expedited dispatch with real-time end-to-end tracking notifications directly to your inbox.\n          \u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n    ","brand":"ROCKBROS","offers":[{"title":"Default Title","offer_id":44321424212055,"sku":"B0FLVG55SH","price":75.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2708\/8215\/files\/61Ho14QJg1L.jpg?v=1789935578","url":"https:\/\/elefair.com\/products\/rockbros-hrm812-heart-rate-monitor-chest-strap-ant-bluetooth","provider":"Elefair","version":"1.0","type":"link"}