- Kill A Watt EZ - Connect appliances and it will assess how efficient they are - Large LCD display measures by the kilowatt hour - Shows operating costs of household appliances - Accurate to within 0.2% - Calculates costs and forecasts by week month and year - Built-in battery backup - Displays 8 units of measure - Operating Voltage: 115 VAC - Maximum Voltage: 125 VAC - Maximum Current: 15A - Maximum Power: 1875 VA