Electrical Velocimetry™ allows for non-invasive monitoring of cardiac functions in both children and adults. The device can monitor a number of cardiac functions, including Stroke volume, Stroke index and heart rate. it can also be used to determine thoracic fluid indexes. The unit itself has a number of features that make it easy to use, with the options of setting the user language, help at the press of a button and a high resolution color display for easy analysis of the data. The unit comes with a rechargeable battery pack that can run for 120 minutes, with mains power supply included.