The FT7 heart rate monitor is an essential tool for those who want to lose weight and improve their health and fitness. Its unique Energy Pointer feature lets you know whether you are burning fat or improving your fitness during your workout and it tracks exactly how many calories you’ve burned. Records and stores 99 training files and provides a weekly training history so you can track your progress. Plus, it connects to Polar’s free training site, polarpersonaltrainer.com, with the optional Flow Link data transfer device (not included). Includes comfortable fabric chest strap (adjustable size M-XXL). Operational Instruction: Getting started with a Polar heart rate monitor is easy. First, make sure you thoroughly wet the electrodes on back of the heart rate chest strap with water and snap the transmitter into place. Then place the strap on your chest prior to starting the watch. Tip: it is best to stand away from others when starting the watch. When you are finished with your workout detach transmitter, rinse the strap with water and hang dry.