Find out how much energy your devices really use. The Conserve Insight Energy Use Monitor empowers you to understand the true impact of your energy use on your electric billand on the environment. See at a glace the cost of operation, watts & the amount of carbon dioxide (CO2) produced in generating the electricity consumed. Plug in devices to reveal energy wasters See dollars, CO2 or watts at a glance Convenient tabletop or handheld display Tracking feature gives monthly & yearly projected cost & CO2 Real-time usage in watts 1-Year Limited Warranty