Find out how much electricity electrical items in your home or office use. This Watts Up? Electricity Monitor incorporates sophisticated features such as high frequency sampling of both voltage and current measurements to monitor true power - but presents this information in an easy to understand display. This model will store up to 2,000 records (or 3,000 if only recording watts), which may be downloaded to a PC computer with the supplied PC software via a USB cable. The software allows access to the data table, offers charting and payback analysis, and permits the export of data in a comma-delimited format.