Sync up to the beat of your heart with the Garmin HRM 600 Heart Rate Monitor. Get updates quickly with real-time heart rate and HRV data sent to your smart devices on the go. A single, button provides an easy way to connect and sync to any device. Featuring expanded running dynamics, you're able to track and improve your workouts. Two months of battery life on a single charge and, a 5 ATM water rating keeps the tracker going rain or shine for longer. LED status lights keep you informed when the tracker is awake or when the battery is low.