{"product_id":"magene-h303-heart-rate-sensor-bluetooth-ant-upgrade-hr-monitor-with-chest-strap-dual-mode-computer-bike-sports-band-belt","title":"Magene H303 Heart Rate Monitor","description":"\u003cp\u003eClinical-grade heart rate accuracy in a comfortable chest strap. The Magene H303 connects via Bluetooth and ANT+ simultaneously to deliver real-time cardiac data to your sports watch, cycling computer, or fitness app  so you always train in the right zone.\u003cbr\u003e\u003cbr\u003eHeart rate zone training is one of the most evidence-based approaches to improving cardiovascular fitness and managing recovery. The prerequisite is accurate, reliable data  something wrist-based optical sensors still struggle to deliver during high-intensity activity. The H303 uses a chest electrode to measure the electrical signal of your heart directly  providing clinical-grade accuracy that optical sensors cannot match. Dual Bluetooth and ANT+ connectivity ensures it pairs with virtually any sports device or app on the market\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0977\/5346\/5142\/files\/Seea8ea749c9e4d75a3c1df61d03fb26bz.webp?v=1778463536\" alt=\"\"\u003e\u003cbr\u003e\u003cbr\u003eWhy You'll Love It:\u003cbr\u003e• Dual Bluetooth \u0026amp; ANT+ simultaneous connectivity\u003cbr\u003e• Clinical-grade chest electrode accuracy vs wrist optical sensors\u003cbr\u003e• Compatible with sports watches, bike computers \u0026amp; fitness apps\u003cbr\u003e• Comfortable chest strap with secure athletic fit\u003cbr\u003e• Long battery life for extended training sessions\u003cbr\u003e• Ideal for cycling, running, rowing, gym \u0026amp; multi-sport use\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0977\/5346\/5142\/files\/He3908f6681194701a3020b1f9557d66fv.webp?v=1778463535\" alt=\"\"\u003e\u003cbr\u003e\u003cbr\u003eKnow your heart. Train smarter. Recover better.\u003cbr\u003e\u003cbr\u003eAdd the Magene H303 Heart Rate Monitor and elevate every training session with the accuracy your performance demands.\u003cbr\u003e\u003cbr\u003eProduct Specs:\u003cbr\u003e• Connectivity: Dual Bluetooth \u0026amp; ANT+ simultaneous\u003cbr\u003e• Measurement: Chest electrode  clinical ECG accuracy\u003cbr\u003e• Battery life: Long-duration sport battery\u003cbr\u003e• Strap: Adjustable chest strap  fits most sizes\u003cbr\u003e• App compatible: All major sports apps \u0026amp; devices\u003cbr\u003e• Water resistance: IPX7 waterproof\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0977\/5346\/5142\/files\/S436c3108f1c044119730d03c49ef9deaB.webp?v=1778463535\" alt=\"\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"IrieRelief ","offers":[{"title":"Chest Strap","offer_id":54009905709366,"sku":"14:173#Chest Strap","price":41.63,"currency_code":"USD","in_stock":true},{"title":"S3 with H303 Sensor","offer_id":54009905742134,"sku":"14:200006151#S3 with H303 Sensor","price":80.73,"currency_code":"USD","in_stock":true},{"title":"H303 HR Monitor","offer_id":54009905774902,"sku":"14:200002984#H303 HR Monitor","price":56.03,"currency_code":"USD","in_stock":true},{"title":"2Pcs H303","offer_id":54009905807670,"sku":"14:175#2Pcs H303","price":103.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/5346\/5142\/files\/Se96f9bc2fec641a39e70982e5d1ca83eg.webp?v=1778463535","url":"https:\/\/irierelief.com\/products\/magene-h303-heart-rate-sensor-bluetooth-ant-upgrade-hr-monitor-with-chest-strap-dual-mode-computer-bike-sports-band-belt","provider":"IrieRelief ","version":"1.0","type":"link"}