About this item

• The HRM 200 heart rate monitor transmits accurate real-time heart rate and heart rate variability data to compatible Garmin smartwatches and cycling computers, fitness equipment, and apps
• Comfortable strap is available in two sizes (XS–S and M–XL) for the most ideal fit for your body type
• Up to 1 year of battery life with a user-replaceable battery
• Durable and built to last with a 3 ATM water rating
• Machine washable for easy cleaning
• XS-S: Fits chest circumferences 60-85cm (23.5″ – 33.5″)
• M-XL: Fits chest circumferences 80-119cm (31.5″ – 47″)