Ensupra Power Meter Electricity Usage Monitor<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Displays Power Consumption ，Watts， and Records KiloWatt-Hour</li><li>Large Graph Displays Energy Consumption by the kilowatt- hour (7 days; 7 weeks; 7 months history in Bar Graph)</li><li>Multipline Power and Cost. Displays Volt， Amp， Watt， kWh / Units of Electricity， Time， Cost and Kg of Co2</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41-%2B2CZxTTL.jpg" noproxy>