GARMIN HRM 200 Japanese (M-XL) [Official Product]

Sizes: M-XL: Strap length: 72-106 cm / Chest circumference: 80-119 cm (Simply wrap the band around your chest!) Connecting your Garmin watch to your watch for more accurate heart rate data helps you monitor your health and training. *Requires a CR2032 button battery. *This product is the HRM200. To connect with the Forerunner 970, you will need to use the HRM600. This product is available in sizes M-XL.