Real time display that means that you can monitor your home energy consumption Shows power usage in s KWh & CO2 Shows historical & average consumption Supplied with software & USB (Universal Serial Bus) cable to enable download of data to a PC for permanent storage & greater analysis of consumption figures Easy to install & easy to use Fun & educational for the whole family Raises awareness as to the cost of electriity in real time The e 2 is the latest development in wireless electricity monitors. The e 2 means that you can download your energy consumption data to your PC. This makes it very easy to track your energy usage & the impact of the changes you make on your consumption & electricity bill. The memory function stores your energy data so you can view it by day week or month or as an average. You can even view hourly data over the previous 8 months. The e 2 also tracks your CO2 emissions calculating the carbon footprint generated by your electricity usage.