{"product_id":"4iiii-viiiiva-heart-rate-monitor-1","title":"4iiii Viiiiva Heart Rate Monitor","description":"The Viiiiva Heart Rate Monitor is the perfect partner for your 4iiii Power Meter, providing a complete picture of your training and racing. While power measures your external output (Watts), heart rate tracks your internal physiological response (bpm), giving you a total understanding of effort, fitness, and efficiency that power alone cannot show. Together, they allow you to optimize your training zones and track progress with total precision, making the 4iiii Viiiiva and PRECISION 3+ the ultimate power couple.\u003cbr\u003e\u003cbr\u003eDesigned with comfort in mind, the Viiiiva features an impressive 540+ hour battery life and an IPX7 waterproof rating, offering premium performance you can truly take to heart.","brand":"4IIII","offers":[{"title":"Default Title","offer_id":42502580994094,"sku":"210000042933","price":99.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0031\/7839\/7742\/files\/fomiaudljblwehnwgqm0.jpg?v=1783804617","url":"https:\/\/boutiquecadence.ca\/products\/4iiii-viiiiva-heart-rate-monitor-1","provider":"Boutique Cadence","version":"1.0","type":"link"}