Armour39 performance kit isn’t some flimsy bracelet you wear around your wrist all day and night. Providing you with serious stats about your workout, the chest strap measures your heart rate, calories burnt and your level of intensity during exercise. It brings the ability to test your max and resting heart rate and set goals to work towards during your workout. The chest strap module ($US149.99) is also complimented by a watch ($US199.99) and smartphone app.
