Chest Strap and Cardiometer Watch
From now on, you'll be able to practise sports or go for long walks while controlling your heart rate thanks to the Chest Strap and Cardiometer Watch. Additionally, if you want to use it as a watch, its modern and fashionable style will look perfect on your wrist. Waterproof. Approx. maximum dimensions of the chest strap: 100 cm. Approx. minimum dimensions of the chest strap: 70 cm. The watch-cardiometer and the chest strap are battery operated (1 x CR2032 each, both included).The chest strap is made of a flexible and resistant material.