The HRM 600 premium heart rate monitor is built for data-driven performance athletes looking for accurate heart rate and HRV data plus running dynamics. Features Sends real-time heart rate and HRV Data to compatible devices and apps. Up to 2 months of battery life with a rechargeable battery. Running dynamics when paired with your compatible smartwatch. Record activities and sync to the Garmin Connect Smartphone App without a watch. Comfortable, machine-washable strap available in two sizes. Durable and versatile with a 5 ATM Water Rating.
Best Price: £129.99 from Merlin Cycles