Never miss a beat with the HRM 200 heart rate monitor. This comfortable monitor provides accurate heart rate and HRV data, plus it sends real-time data to compatible Garmin smartwatches and cycling computers, equipment, and apps. Easily adjustable and available in two sizes, HRM 200 keeps you comfortable so you can stay focused on the grind. Push for the long haul with up to 1 year of battery life. For easy cleaning, the HRM 200 monitor strap is machine washable (must remove module).