{"niche":"Which heart rate monitor chest straps have a long battery life?","description":"Which heart rate monitor chest straps have a long battery life?","products":[{"brand":"Garmin","model":"HRM 600 M-XL Heart Rate Monitor - 010-13383-00","price_gbp":128.74,"origin_country":null,"specs":{"battery_life":"Up to 2 months","compatibility":"Compatible Garmin smartwatches, Edge cycling computers, and fitness equipment and apps","waterproof_rating":"5 ATM","heart_rate_accuracy":"±1 BPM"},"confidence_score":null,"sources":[{"label":"Staples","url":"https://www.staples.com/garmin-hrm-600-premium-heart-rate-monitor-m-xl-black-010-13383-00/product_24678638","currency":"USD","source_country":"US","price":174.29,"price_gbp":131.99,"scraped_at":"2026-06-24T18:10:54.871730"},{"label":"GPS Nation","url":"https://www.gpsnation.com/products/garmin-hrm-600-size-m-xl-010-13383-00","currency":"USD","source_country":"US","price":169.99,"price_gbp":128.74,"scraped_at":"2026-06-24T18:10:54.871730"},{"label":"Best Buy","url":"https://www.bestbuy.com/product/garmin-hrm-600-heart-rate-monitors-m-xl-black/JXF9YFFYR6","currency":"USD","source_country":"US","price":169.99,"price_gbp":128.74,"scraped_at":"2026-06-24T18:10:54.871730"}],"summary":"Garmin HRM 600 is a premium chest strap that sends real-time heart rate and HRV data to compatible Garmin devices, and it can also record activity data when you cannot wear a watch. It includes running dynamics when paired with a compatible smartwatch and has a machine-washable strap.","ideal_for":"Its rechargeable battery is rated for up to 2 months of battery life (1 hour/day use), which is longer than most replaceable-coin-cell chest straps."}]}