Same roller clutch and CageLock features as high end models

Dual density polymer

Direct mount ring

3 power mode

comfort and breathability

GARMIN HRM 200 Heart Rate Monitor - M-XL featured Same roller clutch and CageLockWhen you need accurate heart rate and heart rate variability (HRV) data, the HRM 200 heart rate monitor is there to capture it all. Status LED: yes (bi color) Module dimensions (LxWxD): 2. 7" W x 1. 2" H x 0. 4"D (68. 0 x 31. 6 x 11. 0 mm) Size Range: M XL: Strap length: 28"42" (72106 cm) Fits chest size 31. 547(80119 cm) Weight: With M XL Strap: 2. 2 oz (63 g) Module Only: 0. 7 oz (20 g) Button: Yes Water Rating: 3 ATM Battery Type: CR 2032 Battery