lifeeconomic 
Best results for how to calculate the cost of electricity in appliances
P3 International P4460 Kill A Watt EZ Electricity Usage Monitor
$20.92
$29.29
Amazon.com
Last update was on: November 22, 2024 12:00 pm
- Calculates cost and forecasts by week, month, and year
- Displays eight critical units of measure on the large LCD display
- Built-in backup of accumulated information.
- Accurate within 0.2%
- Calculates cost and forecasts by week, month and year
P3 P4400 Kill A Watt Electricity Usage Monitor
Amazon.com
Last update was on: November 22, 2024 12:00 pm
- Large Lcd Counts Consumption By The Kilowatt Hour
- Connects To Household Appliance & Assesses Its Efficiency
- Calculates Electrical Expenses By The Day, Week, Month Or Year
- Checks The Quality Of Power By Monitoring Voltage, Line Frequency & Power Factor
- Dim: 5.13"h X 2.38"w X 1.63"d
- Electricity usage monitor connects to appliances and assesses efficiency
