Suunto Smart Sensor Heart Rate Belt | Lime Medium Gray Polarized PC Battery life: Up to 10

Battery life: Up to 10 hours (GPS mode)

The DX3® Field™ offers classic design

Their custom molded phone bed is reinforced for strength then wrapped with a waxed striped canvas for a solid look and feel

Face diameter: 1

Suunto Smart Sensor Heart Rate Belt | Lime Medium Gray Polarized PC Battery life: Up to 10Specially designed for the Suunto Smart Sensor, the new Smart Sensor HR Belt is hardly noticeable when wearing it. The belt is made of soft fabrics for optimized and comfortable use, and fully machine washable (remember to remove the module before washing). Size M is for 70 110 cm 28 43 in chest circumference Model: SS021578000