With this wireless heart rate monitor you can get a good reading without have to clutch the handles of your treadmill. Stay in your desired zone just by looking at your console. The monitor fits comfortably around your body, measures your heart rate, and transmits the results to your treadmill. Readings are accurate and fast. The ProFrom Wireless Heart Rate Monitor works on most of ProForm treadmills and many others, as well. It is easy to install and use.