The ZCore heart rate monitor is designed to provide you with the most accurate heart rate measurements and minimise the risk of injury. The ZCore is a chest strap heart rate monitor designed with the latest technology to maximise your efficiency during training. It has been equipped with Bluetooth 4.0 and ANT+ technology that makes it easy to connect to your devices. It also stands out for its great water resistance, with IP67 certification that allows complete immersion in water avoiding leaks in the first 30 minutes. The ZCore chest heart rate monitor has a light indicator to improve visibility during exercise.