Energy Cost Meter has an oversized LCD display with 3 parameters on the screen. The first line is Time, the second line is Voltage, Current, Frequency, Power Factor, Overload Watts, and Current Power, the third line is Cumulative Cost, Electricity Price, Cumulative Days, Carbon Dioxide Accumulation, and Cumulative Load. < p="">Multiple uses: The socket electricity meter measures the electricity consumption of the appliances used, voltage, electricity, carbon dioxide and automatically calculates electricity bills. Suitable for computers, game consoles, printers, TVs, set-top boxes, routers, Hi-Fi systems, DVD or Blu-ray players or espresso machines, etc. Overload Protection: When the total output exceeds the rated output of the electricity meter, the LCD display will display "overload" and flash continuously, to warn the user. Ideal for monitoring consumption. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.