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- reliable measurement
- high wearing comfort
- good battery life
- Two years warranty
- Proprietary magnetic charging cable
Optical heart rate measurement systems worn on the upper arm are recommended as a convenient alternative to chest straps. The Coros model is one of these. The soft strap can be easily adjusted using the Velcro fastener, holds securely and sits comfortably. A special feature is the automatic stand-by mode: there is no on/off switch, the sensor starts measuring automatically when you put it on and deactivates...